479787199 has 4 divisors (see below), whose sum is σ = 500647536. Its totient is φ = 458926864.

The previous prime is 479787173. The next prime is 479787229. The reversal of 479787199 is 991787974.

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 479787199 - 2⁵ = 479787167 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 (479787149) 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, 10430134 + ... + 10430179.

It is an arithmetic number, because the mean of its divisors is an integer number (125161884).

Almost surely, 2^479787199 is an apocalyptic number.

479787199 is a deficient number, since it is larger than the sum of its proper divisors (20860337).

479787199 is a wasteful number, since it uses less digits than its factorization.

479787199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20860336.

The product of its digits is 8001504, while the sum is 61.

The square root of 479787199 is about 21904.0452656581. The cubic root of 479787199 is about 782.8578044988.

The spelling of 479787199 in words is "four hundred seventy-nine million, seven hundred eighty-seven thousand, one hundred ninety-nine".