631090352 has 20 divisors (see below), whose sum is σ = 1255785696. Its totient is φ = 307016640.

The previous prime is 631090349. The next prime is 631090357. The reversal of 631090352 is 253090136.

631090352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (631090357) 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, 532424 + ... + 533607.

Almost surely, 2^631090352 is an apocalyptic number.

It is an amenable number.

631090352 is a deficient number, since it is larger than the sum of its proper divisors (624695344).

631090352 is a wasteful number, since it uses less digits than its factorization.

631090352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066076 (or 1066070 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 631090352 is about 25121.5117379508. The cubic root of 631090352 is about 857.7561625639.

The spelling of 631090352 in words is "six hundred thirty-one million, ninety thousand, three hundred fifty-two".