479222394 has 16 divisors (see below), whose sum is σ = 1095365568. Its totient is φ = 136920672.

The previous prime is 479222363. The next prime is 479222407. The reversal of 479222394 is 493222974.

It is a super-2 number, since 2×479222394² = 459308205822182472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 11410057 = 479222394 / (4 + 7 + 9 + 2 + 2 + 2 + 3 + 9 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5704987 + ... + 5705070.

It is an arithmetic number, because the mean of its divisors is an integer number (68460348).

Almost surely, 2^479222394 is an apocalyptic number.

479222394 is an abundant number, since it is smaller than the sum of its proper divisors (616143174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

479222394 is a wasteful number, since it uses less digits than its factorization.

479222394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11410069.

The product of its digits is 217728, while the sum is 42.

The square root of 479222394 is about 21891.1487592588. The cubic root of 479222394 is about 782.5504907418.

The spelling of 479222394 in words is "four hundred seventy-nine million, two hundred twenty-two thousand, three hundred ninety-four".