631926072 has 48 divisors (see below), whose sum is σ = 1766681280. Its totient is φ = 203846400.

The previous prime is 631926047. The next prime is 631926089. The reversal of 631926072 is 270629136.

631926072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139329 + ... + 143792.

It is an arithmetic number, because the mean of its divisors is an integer number (36805860).

Almost surely, 2^631926072 is an apocalyptic number.

631926072 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

631926072 is an abundant number, since it is smaller than the sum of its proper divisors (1134755208).

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

631926072 is a wasteful number, since it uses less digits than its factorization.

631926072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283164 (or 283157 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 631926072 is about 25138.1397879795. The cubic root of 631926072 is about 858.1346227870.

The spelling of 631926072 in words is "six hundred thirty-one million, nine hundred twenty-six thousand, seventy-two".