457285132 has 12 divisors (see below), whose sum is σ = 800569840. Its totient is φ = 228550896.

The previous prime is 457285121. The next prime is 457285139. The reversal of 457285132 is 231582754.

It is a junction number, because it is equal to n+sod(n) for n = 457285091 and 457285100.

It is not an unprimeable number, because it can be changed into a prime (457285139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11007 + ... + 32182.

Almost surely, 2^457285132 is an apocalyptic number.

It is an amenable number.

457285132 is a deficient number, since it is larger than the sum of its proper divisors (343284708).

457285132 is a wasteful number, since it uses less digits than its factorization.

457285132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45840 (or 45838 counting only the distinct ones).

The product of its digits is 67200, while the sum is 37.

The square root of 457285132 is about 21384.2262427239. The cubic root of 457285132 is about 770.4226228904.

It can be divided in two parts, 4 and 57285132, that multiplied together give a triangular number (229140528 = T₂₁₄₀₇).

The spelling of 457285132 in words is "four hundred fifty-seven million, two hundred eighty-five thousand, one hundred thirty-two".