451312932 has 36 divisors (see below), whose sum is σ = 1224993840. Its totient is φ = 128946384.

The previous prime is 451312903. The next prime is 451312943. The reversal of 451312932 is 239213154.

It is a self number, because there is not a number n which added to its sum of digits gives 451312932.

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, 383182 + ... + 384357.

Almost surely, 2^451312932 is an apocalyptic number.

451312932 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

451312932 is an abundant number, since it is smaller than the sum of its proper divisors (773680908).

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

451312932 is a wasteful number, since it uses less digits than its factorization.

451312932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767560 (or 767551 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 451312932 is about 21244.1270001853. The cubic root of 451312932 is about 767.0539770395.

The spelling of 451312932 in words is "four hundred fifty-one million, three hundred twelve thousand, nine hundred thirty-two".