632291372 has 12 divisors (see below), whose sum is σ = 1136415840. Its totient is φ = 307601136.

The previous prime is 632291371. The next prime is 632291449. The reversal of 632291372 is 273192236.

It is not an unprimeable number, because it can be changed into a prime (632291371) 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, 2135972 + ... + 2136267.

It is an arithmetic number, because the mean of its divisors is an integer number (94701320).

Almost surely, 2^632291372 is an apocalyptic number.

It is an amenable number.

632291372 is a deficient number, since it is larger than the sum of its proper divisors (504124468).

632291372 is a wasteful number, since it uses less digits than its factorization.

632291372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272280 (or 4272278 counting only the distinct ones).

The product of its digits is 27216, while the sum is 35.

The square root of 632291372 is about 25145.4045901035. The cubic root of 632291372 is about 858.2999460249.

The spelling of 632291372 in words is "six hundred thirty-two million, two hundred ninety-one thousand, three hundred seventy-two".