18098252 has 6 divisors (see below), whose sum is σ = 31671948. Its totient is φ = 9049124.

The previous prime is 18098237. The next prime is 18098257. The reversal of 18098252 is 25289081.

It is not an unprimeable number, because it can be changed into a prime (18098257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262278 + ... + 2262285.

It is an arithmetic number, because the mean of its divisors is an integer number (5278658).

Almost surely, 2^18098252 is an apocalyptic number.

It is an amenable number.

18098252 is a deficient number, since it is larger than the sum of its proper divisors (13573696).

18098252 is a wasteful number, since it uses less digits than its factorization.

18098252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4524567 (or 4524565 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 18098252 is about 4254.2040383602. The cubic root of 18098252 is about 262.5501134860.

The spelling of 18098252 in words is "eighteen million, ninety-eight thousand, two hundred fifty-two".