456490172 has 6 divisors (see below), whose sum is σ = 798857808. Its totient is φ = 228245084.

The previous prime is 456490157. The next prime is 456490213. The reversal of 456490172 is 271094654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57061268 + ... + 57061275.

It is an arithmetic number, because the mean of its divisors is an integer number (133142968).

Almost surely, 2^456490172 is an apocalyptic number.

It is an amenable number.

456490172 is a deficient number, since it is larger than the sum of its proper divisors (342367636).

456490172 is a wasteful number, since it uses less digits than its factorization.

456490172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114122547 (or 114122545 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 456490172 is about 21365.6306249078. The cubic root of 456490172 is about 769.9759209876.

The spelling of 456490172 in words is "four hundred fifty-six million, four hundred ninety thousand, one hundred seventy-two".