18474322 has 16 divisors (see below), whose sum is σ = 28576152. Its totient is φ = 8951040.

The previous prime is 18474311. The next prime is 18474331. The reversal of 18474322 is 22347481.

It can be written as a sum of positive squares in 4 ways, for example, as 14753281 + 3721041 = 3841^2 + 1929^2 .

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, 30858 + ... + 31450.

Almost surely, 2^18474322 is an apocalyptic number.

18474322 is a deficient number, since it is larger than the sum of its proper divisors (10101830).

18474322 is a wasteful number, since it uses less digits than its factorization.

18474322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053.

The product of its digits is 10752, while the sum is 31.

The square root of 18474322 is about 4298.1765901368. The cubic root of 18474322 is about 264.3562015334.

The spelling of 18474322 in words is "eighteen million, four hundred seventy-four thousand, three hundred twenty-two".