479594839 has 4 divisors (see below), whose sum is σ = 479847456. Its totient is φ = 479342224.

The previous prime is 479594809. The next prime is 479594981. The reversal of 479594839 is 938495974.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 479594839 - 2⁷ = 479594711 is a prime.

It is a super-2 number, since 2×479594839² = 460022419190871842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479594809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123439 + ... + 127264.

It is an arithmetic number, because the mean of its divisors is an integer number (119961864).

Almost surely, 2^479594839 is an apocalyptic number.

479594839 is a deficient number, since it is larger than the sum of its proper divisors (252617).

479594839 is a wasteful number, since it uses less digits than its factorization.

479594839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252616.

The product of its digits is 9797760, while the sum is 58.

The square root of 479594839 is about 21899.6538557120. The cubic root of 479594839 is about 782.7531673754.

The spelling of 479594839 in words is "four hundred seventy-nine million, five hundred ninety-four thousand, eight hundred thirty-nine".