18490796 has 6 divisors (see below), whose sum is σ = 32358900. Its totient is φ = 9245396.

The previous prime is 18490789. The next prime is 18490807. The reversal of 18490796 is 69709481.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2311346 + ... + 2311353.

It is an arithmetic number, because the mean of its divisors is an integer number (5393150).

Almost surely, 2^18490796 is an apocalyptic number.

It is an amenable number.

18490796 is a deficient number, since it is larger than the sum of its proper divisors (13868104).

18490796 is a wasteful number, since it uses less digits than its factorization.

18490796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622703 (or 4622701 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 18490796 is about 4300.0925571434. The cubic root of 18490796 is about 264.4347557959.

The spelling of 18490796 in words is "eighteen million, four hundred ninety thousand, seven hundred ninety-six".