457984388 has 24 divisors (see below), whose sum is σ = 815119200. Its totient is φ = 225123008.

The previous prime is 457984381. The next prime is 457984393. The reversal of 457984388 is 883489754.

It is not an unprimeable number, because it can be changed into a prime (457984381) 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, 60131 + ... + 67317.

It is an arithmetic number, because the mean of its divisors is an integer number (33963300).

Almost surely, 2^457984388 is an apocalyptic number.

It is an amenable number.

457984388 is a deficient number, since it is larger than the sum of its proper divisors (357134812).

457984388 is a wasteful number, since it uses less digits than its factorization.

457984388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459 (or 7457 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 56.

The square root of 457984388 is about 21400.5698054982. The cubic root of 457984388 is about 770.8151192722.

The spelling of 457984388 in words is "four hundred fifty-seven million, nine hundred eighty-four thousand, three hundred eighty-eight".