631716204 has 48 divisors (see below), whose sum is σ = 1690391808. Its totient is φ = 179867328.

The previous prime is 631716131. The next prime is 631716221. The reversal of 631716204 is 402617136.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11779 + ... + 37445.

It is an arithmetic number, because the mean of its divisors is an integer number (35216496).

Almost surely, 2^631716204 is an apocalyptic number.

It is an amenable number.

631716204 is an abundant number, since it is smaller than the sum of its proper divisors (1058675604).

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

631716204 is a wasteful number, since it uses less digits than its factorization.

631716204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25974 (or 25972 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 631716204 is about 25133.9651467889. The cubic root of 631716204 is about 858.0396143434.

The spelling of 631716204 in words is "six hundred thirty-one million, seven hundred sixteen thousand, two hundred four".