479404577 has 2 divisors, whose sum is σ = 479404578. Its totient is φ = 479404576.

The previous prime is 479404543. The next prime is 479404589. The reversal of 479404577 is 775404974.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381967936 + 97436641 = 19544^2 + 9871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479404577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (479404507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239702288 + 239702289.

It is an arithmetic number, because the mean of its divisors is an integer number (239702289).

Almost surely, 2^479404577 is an apocalyptic number.

It is an amenable number.

479404577 is a deficient number, since it is larger than the sum of its proper divisors (1).

479404577 is an equidigital number, since it uses as much as digits as its factorization.

479404577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 47.

The square root of 479404577 is about 21895.3094748624. The cubic root of 479404577 is about 782.6496439640.

The spelling of 479404577 in words is "four hundred seventy-nine million, four hundred four thousand, five hundred seventy-seven".