479932819 has 4 divisors (see below), whose sum is σ = 480026896. Its totient is φ = 479838744.

The previous prime is 479932753. The next prime is 479932841. The reversal of 479932819 is 918239974.

It is a happy number.

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 479932819 - 2²³ = 471544211 is a prime.

It is a super-2 number, since 2×479932819² = 460671021506573522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479932319) 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, 38919 + ... + 49744.

It is an arithmetic number, because the mean of its divisors is an integer number (120006724).

Almost surely, 2^479932819 is an apocalyptic number.

479932819 is a deficient number, since it is larger than the sum of its proper divisors (94077).

479932819 is an equidigital number, since it uses as much as digits as its factorization.

479932819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94076.

The product of its digits is 979776, while the sum is 52.

The square root of 479932819 is about 21907.3690570091. The cubic root of 479932819 is about 782.9369980957.

The spelling of 479932819 in words is "four hundred seventy-nine million, nine hundred thirty-two thousand, eight hundred nineteen".