457077620 has 24 divisors (see below), whose sum is σ = 1001597184. Its totient is φ = 174881696.

The previous prime is 457077619. The next prime is 457077653. The reversal of 457077620 is 26770754.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496364 + ... + 497283.

It is an arithmetic number, because the mean of its divisors is an integer number (41733216).

Almost surely, 2^457077620 is an apocalyptic number.

It is an amenable number.

457077620 is an abundant number, since it is smaller than the sum of its proper divisors (544519564).

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

457077620 is a wasteful number, since it uses less digits than its factorization.

457077620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993679 (or 993677 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 457077620 is about 21379.3737045780. The cubic root of 457077620 is about 770.3060682384.

The spelling of 457077620 in words is "four hundred fifty-seven million, seventy-seven thousand, six hundred twenty".