476679889 has 9 divisors (see below), whose sum is σ = 554683017. Its totient is φ = 408451764.

The previous prime is 476679883. The next prime is 476679893. The reversal of 476679889 is 988976674.

The square root of 476679889 is 21833.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 476679889 - 2⁵ = 476679857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 476679889.

It is not an unprimeable number, because it can be changed into a prime (476679883) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 151272 + ... + 154390.

Almost surely, 2^476679889 is an apocalyptic number.

476679889 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

476679889 is the 21833-rd square number.

476679889 is the 10917-th centered octagonal number.

It is an amenable number.

476679889 is a deficient number, since it is larger than the sum of its proper divisors (78003128).

476679889 is an frugal number, since it uses more digits than its factorization.

476679889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6252 (or 3126 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 64.

The cubic root of 476679889 is about 781.1641006015.

Multiplying 476679889 by its sum of digits (64), we get a square (30507512896 = 174664²).

The spelling of 476679889 in words is "four hundred seventy-six million, six hundred seventy-nine thousand, eight hundred eighty-nine".