475399699 has 4 divisors (see below), whose sum is σ = 475443864. Its totient is φ = 475355536.

The previous prime is 475399667. The next prime is 475399709. The reversal of 475399699 is 996993574.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 475399699 - 2⁵ = 475399667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475396699) 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, 5799 + ... + 31375.

It is an arithmetic number, because the mean of its divisors is an integer number (118860966).

Almost surely, 2^475399699 is an apocalyptic number.

475399699 is a deficient number, since it is larger than the sum of its proper divisors (44165).

475399699 is a wasteful number, since it uses less digits than its factorization.

475399699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44164.

The product of its digits is 16533720, while the sum is 61.

The square root of 475399699 is about 21803.6625134403. The cubic root of 475399699 is about 780.4641654329.

The spelling of 475399699 in words is "four hundred seventy-five million, three hundred ninety-nine thousand, six hundred ninety-nine".