476669249 has 8 divisors (see below), whose sum is σ = 551328960. Its totient is φ = 403650576.

The previous prime is 476669243. The next prime is 476669279. The reversal of 476669249 is 942966674.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-476669249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 476669249.

It is not an unprimeable number, because it can be changed into a prime (476669243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409634 + ... + 410795.

It is an arithmetic number, because the mean of its divisors is an integer number (68916120).

Almost surely, 2^476669249 is an apocalyptic number.

It is an amenable number.

476669249 is a deficient number, since it is larger than the sum of its proper divisors (74659711).

476669249 is an equidigital number, since it uses as much as digits as its factorization.

476669249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820519.

The product of its digits is 3919104, while the sum is 53.

The square root of 476669249 is about 21832.7563307980. The cubic root of 476669249 is about 781.1582884215.

The spelling of 476669249 in words is "four hundred seventy-six million, six hundred sixty-nine thousand, two hundred forty-nine".