18476984 has 16 divisors (see below), whose sum is σ = 34735200. Its totient is φ = 9214272.

The previous prime is 18476963. The next prime is 18476993. The reversal of 18476984 is 48967481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449 + ... + 6095.

It is an arithmetic number, because the mean of its divisors is an integer number (2170950).

Almost surely, 2^18476984 is an apocalyptic number.

It is an amenable number.

18476984 is a deficient number, since it is larger than the sum of its proper divisors (16258216).

18476984 is a wasteful number, since it uses less digits than its factorization.

18476984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6062 (or 6058 counting only the distinct ones).

The product of its digits is 387072, while the sum is 47.

The square root of 18476984 is about 4298.4862451798. The cubic root of 18476984 is about 264.3688981186.

The spelling of 18476984 in words is "eighteen million, four hundred seventy-six thousand, nine hundred eighty-four".