999474522 has 16 divisors (see below), whose sum is σ = 2085860160. Its totient is φ = 318672992.

The previous prime is 999474521. The next prime is 999474551. The reversal of 999474522 is 225474999.

It is not an unprimeable number, because it can be changed into a prime (999474521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3621147 + ... + 3621422.

It is an arithmetic number, because the mean of its divisors is an integer number (130366260).

Almost surely, 2^999474522 is an apocalyptic number.

999474522 is an abundant number, since it is smaller than the sum of its proper divisors (1086385638).

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

999474522 is a wasteful number, since it uses less digits than its factorization.

999474522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7242597.

The product of its digits is 1632960, while the sum is 51.

The square root of 999474522 is about 31614.4669732071. The cubic root of 999474522 is about 999.8248099769.

The spelling of 999474522 in words is "nine hundred ninety-nine million, four hundred seventy-four thousand, five hundred twenty-two".