18946482 has 16 divisors (see below), whose sum is σ = 37953120. Its totient is φ = 6305472.

The previous prime is 18946451. The next prime is 18946511. The reversal of 18946482 is 28464981.

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, 2298 + ... + 6570.

It is an arithmetic number, because the mean of its divisors is an integer number (2372070).

Almost surely, 2^18946482 is an apocalyptic number.

18946482 is an abundant number, since it is smaller than the sum of its proper divisors (19006638).

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

18946482 is a wasteful number, since it uses less digits than its factorization.

18946482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5017.

The product of its digits is 110592, while the sum is 42.

The square root of 18946482 is about 4352.7556788775. The cubic root of 18946482 is about 266.5893897610.

The spelling of 18946482 in words is "eighteen million, nine hundred forty-six thousand, four hundred eighty-two".