18984652 has 6 divisors (see below), whose sum is σ = 33223148. Its totient is φ = 9492324.

The previous prime is 18984643. The next prime is 18984661. The reversal of 18984652 is 25648981.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (18984643) and next prime (18984661).

It is a super-2 number, since 2×18984652² = 720834023122208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 18984599 and 18984608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373078 + ... + 2373085.

Almost surely, 2^18984652 is an apocalyptic number.

It is an amenable number.

18984652 is a deficient number, since it is larger than the sum of its proper divisors (14238496).

18984652 is a wasteful number, since it uses less digits than its factorization.

18984652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4746167 (or 4746165 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 18984652 is about 4357.1380515196. The cubic root of 18984652 is about 266.7682952914.

The spelling of 18984652 in words is "eighteen million, nine hundred eighty-four thousand, six hundred fifty-two".