18946468 has 12 divisors (see below), whose sum is σ = 33360880. Its totient is φ = 9414792.

The previous prime is 18946451. The next prime is 18946511. The reversal of 18946468 is 86464981.

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, 13878 + ... + 15181.

Almost surely, 2^18946468 is an apocalyptic number.

It is an amenable number.

18946468 is a deficient number, since it is larger than the sum of its proper divisors (14414412).

18946468 is a wasteful number, since it uses less digits than its factorization.

18946468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29226 (or 29224 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 18946468 is about 4352.7540707005. The cubic root of 18946468 is about 266.5893240979.

The spelling of 18946468 in words is "eighteen million, nine hundred forty-six thousand, four hundred sixty-eight".