475479257 has 16 divisors (see below), whose sum is σ = 523843200. Its totient is φ = 427996800.

The previous prime is 475479247. The next prime is 475479283. The reversal of 475479257 is 752974574.

It is not a de Polignac number, because 475479257 - 2⁴ = 475479241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475479247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614723 + ... + 615495.

It is an arithmetic number, because the mean of its divisors is an integer number (32740200).

Almost surely, 2^475479257 is an apocalyptic number.

It is an amenable number.

475479257 is a deficient number, since it is larger than the sum of its proper divisors (48363943).

475479257 is a wasteful number, since it uses less digits than its factorization.

475479257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264.

The product of its digits is 2469600, while the sum is 50.

The square root of 475479257 is about 21805.4868553766. The cubic root of 475479257 is about 780.5076998207.

The spelling of 475479257 in words is "four hundred seventy-five million, four hundred seventy-nine thousand, two hundred fifty-seven".