457577020 has 12 divisors (see below), whose sum is σ = 960911784. Its totient is φ = 183030800.

The previous prime is 457577017. The next prime is 457577027. The reversal of 457577020 is 20775754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457577027) 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, 11439406 + ... + 11439445.

It is an arithmetic number, because the mean of its divisors is an integer number (80075982).

Almost surely, 2^457577020 is an apocalyptic number.

It is an amenable number.

457577020 is an abundant number, since it is smaller than the sum of its proper divisors (503334764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457577020 is a wasteful number, since it uses less digits than its factorization.

457577020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22878860 (or 22878858 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 457577020 is about 21391.0499976041. The cubic root of 457577020 is about 770.5865099075.

The spelling of 457577020 in words is "four hundred fifty-seven million, five hundred seventy-seven thousand, twenty".