479816399 has 4 divisors (see below), whose sum is σ = 491519280. Its totient is φ = 468113520.

The previous prime is 479816377. The next prime is 479816431. The reversal of 479816399 is 993618974.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 479816399 - 2¹² = 479812303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479816599) 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 3 ways as a sum of consecutive naturals, for example, 5851379 + ... + 5851460.

It is an arithmetic number, because the mean of its divisors is an integer number (122879820).

Almost surely, 2^479816399 is an apocalyptic number.

479816399 is a deficient number, since it is larger than the sum of its proper divisors (11702881).

479816399 is a wasteful number, since it uses less digits than its factorization.

479816399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11702880.

The product of its digits is 2939328, while the sum is 56.

The square root of 479816399 is about 21904.7117990628. The cubic root of 479816399 is about 782.8736858341.

The spelling of 479816399 in words is "four hundred seventy-nine million, eight hundred sixteen thousand, three hundred ninety-nine".