479695921 has 8 divisors (see below), whose sum is σ = 487458720. Its totient is φ = 471965472.

The previous prime is 479695913. The next prime is 479695933. The reversal of 479695921 is 129596974.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 479695921 - 2³ = 479695913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479695621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22746 + ... + 38428.

It is an arithmetic number, because the mean of its divisors is an integer number (60932340).

Almost surely, 2^479695921 is an apocalyptic number.

It is an amenable number.

479695921 is a deficient number, since it is larger than the sum of its proper divisors (7762799).

479695921 is a wasteful number, since it uses less digits than its factorization.

479695921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16175.

The product of its digits is 1224720, while the sum is 52.

The square root of 479695921 is about 21901.9615788175. The cubic root of 479695921 is about 782.8081559415.

The spelling of 479695921 in words is "four hundred seventy-nine million, six hundred ninety-five thousand, nine hundred twenty-one".