625007464 has 32 divisors (see below), whose sum is σ = 1193718240. Its totient is φ = 306705600.

The previous prime is 625007443. The next prime is 625007479. The reversal of 625007464 is 464700526.

It is a super-2 number, since 2×625007464² = 781268660111422592, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277527 + ... + 279769.

It is an arithmetic number, because the mean of its divisors is an integer number (37303695).

Almost surely, 2^625007464 is an apocalyptic number.

It is an amenable number.

625007464 is a deficient number, since it is larger than the sum of its proper divisors (568710776).

625007464 is a wasteful number, since it uses less digits than its factorization.

625007464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881 (or 2877 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 625007464 is about 25000.1492795543. The cubic root of 625007464 is about 854.9913768609.

The spelling of 625007464 in words is "six hundred twenty-five million, seven thousand, four hundred sixty-four".