451792272 has 40 divisors (see below), whose sum is σ = 1235786976. Its totient is φ = 141738496.

The previous prime is 451792261. The next prime is 451792277. The reversal of 451792272 is 272297154.

It is a self number, because there is not a number n which added to its sum of digits gives 451792272.

It is not an unprimeable number, because it can be changed into a prime (451792277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276018 + ... + 277649.

Almost surely, 2^451792272 is an apocalyptic number.

It is an amenable number.

451792272 is an abundant number, since it is smaller than the sum of its proper divisors (783994704).

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

451792272 is a wasteful number, since it uses less digits than its factorization.

451792272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553695 (or 553689 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 451792272 is about 21255.4057124300. The cubic root of 451792272 is about 767.3254439332.

The spelling of 451792272 in words is "four hundred fifty-one million, seven hundred ninety-two thousand, two hundred seventy-two".