457133031 has 16 divisors (see below), whose sum is σ = 677579520. Its totient is φ = 304599960.

The previous prime is 457133023. The next prime is 457133063. The reversal of 457133031 is 130331754.

It is not a de Polignac number, because 457133031 - 2³ = 457133023 is a prime.

It is a super-2 number, since 2×457133031² = 417941216062493922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 457132986 and 457133004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457133531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78486 + ... + 84108.

It is an arithmetic number, because the mean of its divisors is an integer number (42348720).

Almost surely, 2^457133031 is an apocalyptic number.

457133031 is a deficient number, since it is larger than the sum of its proper divisors (220446489).

457133031 is a wasteful number, since it uses less digits than its factorization.

457133031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8643 (or 8637 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 457133031 is about 21380.6695638841. The cubic root of 457133031 is about 770.3371947568.

Adding to 457133031 its reverse (130331754), we get a palindrome (587464785).

The spelling of 457133031 in words is "four hundred fifty-seven million, one hundred thirty-three thousand, thirty-one".