631624604 has 12 divisors (see below), whose sum is σ = 1190369544. Its totient is φ = 291519024.

The previous prime is 631624601. The next prime is 631624621. The reversal of 631624604 is 406426136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (631624601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6073262 + ... + 6073365.

It is an arithmetic number, because the mean of its divisors is an integer number (99197462).

Almost surely, 2^631624604 is an apocalyptic number.

It is an amenable number.

631624604 is a deficient number, since it is larger than the sum of its proper divisors (558744940).

631624604 is a wasteful number, since it uses less digits than its factorization.

631624604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12146644 (or 12146642 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 631624604 is about 25132.1428453684. The cubic root of 631624604 is about 857.9981399032.

The spelling of 631624604 in words is "six hundred thirty-one million, six hundred twenty-four thousand, six hundred four".