479342817 has 6 divisors (see below), whose sum is σ = 692384082. Its totient is φ = 319561872.

The previous prime is 479342813. The next prime is 479342873. The reversal of 479342817 is 718243974.

It can be written as a sum of positive squares in only one way, i.e., 455224896 + 24117921 = 21336^2 + 4911^2 .

It is not a de Polignac number, because 479342817 - 2² = 479342813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479342813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26630148 + ... + 26630165.

It is an arithmetic number, because the mean of its divisors is an integer number (115397347).

Almost surely, 2^479342817 is an apocalyptic number.

It is an amenable number.

479342817 is a deficient number, since it is larger than the sum of its proper divisors (213041265).

479342817 is a wasteful number, since it uses less digits than its factorization.

479342817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53260319 (or 53260316 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 479342817 is about 21893.8990817077. The cubic root of 479342817 is about 782.6160338567.

The spelling of 479342817 in words is "four hundred seventy-nine million, three hundred forty-two thousand, eight hundred seventeen".