476749999 has 32 divisors (see below), whose sum is σ = 549421056. Its totient is φ = 409893120.

The previous prime is 476749967. The next prime is 476750017. The reversal of 476749999 is 999947674.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 476749999 - 2⁵ = 476749967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 476749999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476749499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3479859 + ... + 3479995.

It is an arithmetic number, because the mean of its divisors is an integer number (17169408).

Almost surely, 2^476749999 is an apocalyptic number.

476749999 is a deficient number, since it is larger than the sum of its proper divisors (72671057).

476749999 is a wasteful number, since it uses less digits than its factorization.

476749999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its digits is 30862944, while the sum is 64.

The square root of 476749999 is about 21834.6055379986. The cubic root of 476749999 is about 781.2023965533.

The spelling of 476749999 in words is "four hundred seventy-six million, seven hundred forty-nine thousand, nine hundred ninety-nine".