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2572480 = 2658039
BaseRepresentation
bin1001110100000011000000
311211200210001
421310003000
51124304410
6131045344
730602641
oct11640300
94750701
102572480
1114a7819
12a40854
136c0ba1
144ad6c8
1535c33a
hex2740c0

2572480 has 28 divisors (see below), whose sum is σ = 6126480. Its totient is φ = 1028864.

The previous prime is 2572469. The next prime is 2572483. The reversal of 2572480 is 842752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3700 + ... + 4339.

22572480 is an apocalyptic number.

2572480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2572480 is an abundant number, since it is smaller than the sum of its proper divisors (3554000).

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

2572480 is an equidigital number, since it uses as much as digits as its factorization.

2572480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8056 (or 8046 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2572480 is about 1603.8952584256. The cubic root of 2572480 is about 137.0200123500.

The spelling of 2572480 in words is "two million, five hundred seventy-two thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 8039 16078 32156 40195 64312 80390 128624 160780 257248 321560 514496 643120 1286240 2572480