625860464 has 20 divisors (see below), whose sum is σ = 1235485656. Its totient is φ = 307025472.

The previous prime is 625860461. The next prime is 625860481. The reversal of 625860464 is 464068526.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625860461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368174 + ... + 369869.

Almost surely, 2^625860464 is an apocalyptic number.

It is an amenable number.

625860464 is a deficient number, since it is larger than the sum of its proper divisors (609625192).

625860464 is a wasteful number, since it uses less digits than its factorization.

625860464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738104 (or 738098 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 625860464 is about 25017.2033608875. The cubic root of 625860464 is about 855.3801594784.

The spelling of 625860464 in words is "six hundred twenty-five million, eight hundred sixty thousand, four hundred sixty-four".