18859082 has 16 divisors (see below), whose sum is σ = 31039200. Its totient is φ = 8522640.

The previous prime is 18859063. The next prime is 18859111. The reversal of 18859082 is 28095881.

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, 1544 + ... + 6332.

It is an arithmetic number, because the mean of its divisors is an integer number (1939950).

Almost surely, 2^18859082 is an apocalyptic number.

18859082 is a deficient number, since it is larger than the sum of its proper divisors (12180118).

18859082 is a wasteful number, since it uses less digits than its factorization.

18859082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981.

The product of its (nonzero) digits is 46080, while the sum is 41.

The square root of 18859082 is about 4342.7044569024. The cubic root of 18859082 is about 266.1788327648.

The spelling of 18859082 in words is "eighteen million, eight hundred fifty-nine thousand, eighty-two".