18864482 has 16 divisors (see below), whose sum is σ = 34827072. Its totient is φ = 7462800.

The previous prime is 18864467. The next prime is 18864491. The reversal of 18864482 is 28446881.

It is a super-2 number, since 2×18864482² = 711737362256648, which contains 22 as substring.

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, 51644 + ... + 52007.

It is an arithmetic number, because the mean of its divisors is an integer number (2176692).

Almost surely, 2^18864482 is an apocalyptic number.

18864482 is a deficient number, since it is larger than the sum of its proper divisors (15962590).

18864482 is a wasteful number, since it uses less digits than its factorization.

18864482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103673.

The product of its digits is 98304, while the sum is 41.

The square root of 18864482 is about 4343.3261447881. The cubic root of 18864482 is about 266.2042357073.

The spelling of 18864482 in words is "eighteen million, eight hundred sixty-four thousand, four hundred eighty-two".