625402016 has 24 divisors (see below), whose sum is σ = 1284794784. Its totient is φ = 299104960.

The previous prime is 625402007. The next prime is 625402027. The reversal of 625402016 is 610204526.

It is a super-2 number, since 2×625402016² = 782255363233728512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424130 + ... + 425601.

It is an arithmetic number, because the mean of its divisors is an integer number (53533116).

Almost surely, 2^625402016 is an apocalyptic number.

It is an amenable number.

625402016 is an abundant number, since it is smaller than the sum of its proper divisors (659392768).

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

625402016 is a wasteful number, since it uses less digits than its factorization.

625402016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849764 (or 849756 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 625402016 is about 25008.0390274807. The cubic root of 625402016 is about 855.1712507651.

The spelling of 625402016 in words is "six hundred twenty-five million, four hundred two thousand, sixteen".