457507172 has 6 divisors (see below), whose sum is σ = 800637558. Its totient is φ = 228753584.

The previous prime is 457507163. The next prime is 457507177. The reversal of 457507172 is 271705754.

It can be written as a sum of positive squares in only one way, i.e., 448422976 + 9084196 = 21176^2 + 3014^2 .

It is not an unprimeable number, because it can be changed into a prime (457507177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57188393 + ... + 57188400.

It is an arithmetic number, because the mean of its divisors is an integer number (133439593).

Almost surely, 2^457507172 is an apocalyptic number.

It is an amenable number.

457507172 is a deficient number, since it is larger than the sum of its proper divisors (343130386).

457507172 is a wasteful number, since it uses less digits than its factorization.

457507172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114376797 (or 114376795 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 38.

The square root of 457507172 is about 21389.4172898656. The cubic root of 457507172 is about 770.5472985375.

The spelling of 457507172 in words is "four hundred fifty-seven million, five hundred seven thousand, one hundred seventy-two".