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2494980 = 2232583167
BaseRepresentation
bin1001100001001000000100
311200202110200
421201020010
51114314410
6125250500
730130665
oct11411004
94622420
102494980
111454574
12a03a30
13694827
1448d36c
153443c0
hex261204

2494980 has 72 divisors (see below), whose sum is σ = 7705152. Its totient is φ = 653376.

The previous prime is 2494979. The next prime is 2494981. The reversal of 2494980 is 894942.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2494979) and next prime (2494981).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2494981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14857 + ... + 15023.

It is an arithmetic number, because the mean of its divisors is an integer number (107016).

22494980 is an apocalyptic number.

2494980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2494980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3852576).

2494980 is an abundant number, since it is smaller than the sum of its proper divisors (5210172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2494980 is a wasteful number, since it uses less digits than its factorization.

2494980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2494980 is about 1579.5505689911. The cubic root of 2494980 is about 135.6299774483.

The spelling of 2494980 in words is "two million, four hundred ninety-four thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 83 90 166 167 180 249 332 334 415 498 501 668 747 830 835 996 1002 1245 1494 1503 1660 1670 2004 2490 2505 2988 3006 3340 3735 4980 5010 6012 7470 7515 10020 13861 14940 15030 27722 30060 41583 55444 69305 83166 124749 138610 166332 207915 249498 277220 415830 498996 623745 831660 1247490 2494980