18214136 has 16 divisors (see below), whose sum is σ = 34228440. Its totient is φ = 9086560.

The previous prime is 18214111. The next prime is 18214171. The reversal of 18214136 is 63141281.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610 + ... + 6246.

Almost surely, 2^18214136 is an apocalyptic number.

It is an amenable number.

18214136 is a deficient number, since it is larger than the sum of its proper divisors (16014304).

18214136 is a wasteful number, since it uses less digits than its factorization.

18214136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134 (or 5130 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 18214136 is about 4267.8022447157. The cubic root of 18214136 is about 263.1092954633.

It can be divided in two parts, 182 and 14136, that multiplied together give a palindrome (2572752).

The spelling of 18214136 in words is "eighteen million, two hundred fourteen thousand, one hundred thirty-six".