457784012 has 24 divisors (see below), whose sum is σ = 916377504. Its totient is φ = 196019712.

The previous prime is 457784003. The next prime is 457784023. The reversal of 457784012 is 210487754.

It is a super-2 number, since 2×457784012² = 419132403285632288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28028 + ... + 41244.

It is an arithmetic number, because the mean of its divisors is an integer number (38182396).

Almost surely, 2^457784012 is an apocalyptic number.

It is an amenable number.

457784012 is an abundant number, since it is smaller than the sum of its proper divisors (458593492).

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

457784012 is a wasteful number, since it uses less digits than its factorization.

457784012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14465 (or 14463 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 457784012 is about 21395.8877357309. The cubic root of 457784012 is about 770.7026879426.

The spelling of 457784012 in words is "four hundred fifty-seven million, seven hundred eighty-four thousand, twelve".