18714898 has 4 divisors (see below), whose sum is σ = 28072350. Its totient is φ = 9357448.

The previous prime is 18714887. The next prime is 18714911. The reversal of 18714898 is 89841781.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18688329 + 26569 = 4323^2 + 163^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4678723 + ... + 4678726.

Almost surely, 2^18714898 is an apocalyptic number.

18714898 is a deficient number, since it is larger than the sum of its proper divisors (9357452).

18714898 is an equidigital number, since it uses as much as digits as its factorization.

18714898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357451.

The product of its digits is 129024, while the sum is 46.

The square root of 18714898 is about 4326.0718902949. The cubic root of 18714898 is about 265.4987545500.

The spelling of 18714898 in words is "eighteen million, seven hundred fourteen thousand, eight hundred ninety-eight".