18134392 has 16 divisors (see below), whose sum is σ = 34097400. Its totient is φ = 9041760.

The previous prime is 18134387. The next prime is 18134399. The reversal of 18134392 is 29343181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18134399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42 + ... + 6022.

Almost surely, 2^18134392 is an apocalyptic number.

It is an amenable number.

18134392 is a deficient number, since it is larger than the sum of its proper divisors (15963008).

18134392 is a wasteful number, since it uses less digits than its factorization.

18134392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6366 (or 6362 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 18134392 is about 4258.4494830865. The cubic root of 18134392 is about 262.7247574657.

The spelling of 18134392 in words is "eighteen million, one hundred thirty-four thousand, three hundred ninety-two".