18376242 has 24 divisors (see below), whose sum is σ = 37988208. Its totient is φ = 5925960.

The previous prime is 18376231. The next prime is 18376261. The reversal of 18376242 is 24267381.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4173 + ... + 7359.

It is an arithmetic number, because the mean of its divisors is an integer number (1582842).

Almost surely, 2^18376242 is an apocalyptic number.

18376242 is an abundant number, since it is smaller than the sum of its proper divisors (19611966).

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

18376242 is a wasteful number, since it uses less digits than its factorization.

18376242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254 (or 3223 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 18376242 is about 4286.7519172446. The cubic root of 18376242 is about 263.8875496754.

The spelling of 18376242 in words is "eighteen million, three hundred seventy-six thousand, two hundred forty-two".