479860817 has 2 divisors, whose sum is σ = 479860818. Its totient is φ = 479860816.

The previous prime is 479860793. The next prime is 479860841. The reversal of 479860817 is 718068974.

It is a balanced prime because it is at equal distance from previous prime (479860793) and next prime (479860841).

It can be written as a sum of positive squares in only one way, i.e., 308669761 + 171191056 = 17569^2 + 13084^2 .

It is a cyclic number.

It is not a de Polignac number, because 479860817 - 2¹⁸ = 479598673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (479860877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239930408 + 239930409.

It is an arithmetic number, because the mean of its divisors is an integer number (239930409).

Almost surely, 2^479860817 is an apocalyptic number.

It is an amenable number.

479860817 is a deficient number, since it is larger than the sum of its proper divisors (1).

479860817 is an equidigital number, since it uses as much as digits as its factorization.

479860817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 479860817 is about 21905.7256670488. The cubic root of 479860817 is about 782.8978427203.

The spelling of 479860817 in words is "four hundred seventy-nine million, eight hundred sixty thousand, eight hundred seventeen".