18675316 has 24 divisors (see below), whose sum is σ = 37751616. Its totient is φ = 7989120.

The previous prime is 18675311. The next prime is 18675317. The reversal of 18675316 is 61357681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18675311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11736 + ... + 13231.

It is an arithmetic number, because the mean of its divisors is an integer number (1572984).

Almost surely, 2^18675316 is an apocalyptic number.

It is an amenable number.

18675316 is an abundant number, since it is smaller than the sum of its proper divisors (19076300).

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

18675316 is a wasteful number, since it uses less digits than its factorization.

18675316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24999 (or 24997 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 18675316 is about 4321.4946488455. The cubic root of 18675316 is about 265.3114458572.

The spelling of 18675316 in words is "eighteen million, six hundred seventy-five thousand, three hundred sixteen".