457376478 has 16 divisors (see below), whose sum is σ = 985118736. Its totient is φ = 140731200.

The previous prime is 457376453. The next prime is 457376527. The reversal of 457376478 is 874673754.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 457376478.

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, 2931823 + ... + 2931978.

It is an arithmetic number, because the mean of its divisors is an integer number (61569921).

Almost surely, 2^457376478 is an apocalyptic number.

457376478 is an abundant number, since it is smaller than the sum of its proper divisors (527742258).

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

457376478 is a wasteful number, since it uses less digits than its factorization.

457376478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5863819.

The product of its digits is 3951360, while the sum is 51.

The square root of 457376478 is about 21386.3619627089. The cubic root of 457376478 is about 770.4739186317.

The spelling of 457376478 in words is "four hundred fifty-seven million, three hundred seventy-six thousand, four hundred seventy-eight".