457285672 has 8 divisors (see below), whose sum is σ = 857410650. Its totient is φ = 228642832.

The previous prime is 457285639. The next prime is 457285729. The reversal of 457285672 is 276582754.

It can be written as a sum of positive squares in only one way, i.e., 375816996 + 81468676 = 19386^2 + 9026^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×457285672² = 418220371632983168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28580347 + ... + 28580362.

Almost surely, 2^457285672 is an apocalyptic number.

It is an amenable number.

457285672 is a deficient number, since it is larger than the sum of its proper divisors (400124978).

457285672 is a wasteful number, since it uses less digits than its factorization.

457285672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57160715 (or 57160711 counting only the distinct ones).

The product of its digits is 940800, while the sum is 46.

The square root of 457285672 is about 21384.2388688492. The cubic root of 457285672 is about 770.4229261498.

The spelling of 457285672 in words is "four hundred fifty-seven million, two hundred eighty-five thousand, six hundred seventy-two".