457189924 has 9 divisors (see below), whose sum is σ = 800157211. Its totient is φ = 228573580.

The previous prime is 457189919. The next prime is 457189949. The reversal of 457189924 is 429981754.

The square root of 457189924 is 21382.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 37419 + ... + 48109.

Almost surely, 2^457189924 is an apocalyptic number.

457189924 is the 21382-nd square number.

It is an amenable number.

457189924 is a deficient number, since it is larger than the sum of its proper divisors (342967287).

457189924 is an frugal number, since it uses more digits than its factorization.

457189924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21386 (or 10693 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The cubic root of 457189924 is about 770.3691511554.

Multiplying 457189924 by its sum of digits (49), we get a square (22402306276 = 149674²).

The spelling of 457189924 in words is "four hundred fifty-seven million, one hundred eighty-nine thousand, nine hundred twenty-four".