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2527420 = 225722579
BaseRepresentation
bin1001101001000010111100
311202101222011
421221002330
51121334140
6130101004
730324400
oct11510274
94671864
102527420
111476985
12a1a764
136a651c
1449b100
1534dcea
hex2690bc

2527420 has 36 divisors (see below), whose sum is σ = 6176520. Its totient is φ = 866208.

The previous prime is 2527409. The next prime is 2527423. The reversal of 2527420 is 247252.

It is a d-powerful number, because it can be written as 29 + 59 + 215 + 73 + 47 + 219 + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2527391 and 2527400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2527423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310 + ... + 2269.

It is an arithmetic number, because the mean of its divisors is an integer number (171570).

22527420 is an apocalyptic number.

2527420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2527420 is an abundant number, since it is smaller than the sum of its proper divisors (3649100).

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

2527420 is a wasteful number, since it uses less digits than its factorization.

2527420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602 (or 2593 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 2527420 is about 1589.7861491408. The cubic root of 2527420 is about 136.2152732528.

The spelling of 2527420 in words is "two million, five hundred twenty-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 2579 5158 10316 12895 18053 25790 36106 51580 72212 90265 126371 180530 252742 361060 505484 631855 1263710 2527420