18076616 has 16 divisors (see below), whose sum is σ = 33966540. Its totient is φ = 9018880.

The previous prime is 18076579. The next prime is 18076621. The reversal of 18076616 is 61667081.

It can be written as a sum of positive squares in 2 ways, for example, as 14668900 + 3407716 = 3830^2 + 1846^2 .

It is a super-2 number, since 2×18076616² = 653528092022912, which contains 22 as substring.

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, 2000 + ... + 6336.

Almost surely, 2^18076616 is an apocalyptic number.

It is an amenable number.

18076616 is a deficient number, since it is larger than the sum of its proper divisors (15889924).

18076616 is a wasteful number, since it uses less digits than its factorization.

18076616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864 (or 4860 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 18076616 is about 4251.6603815451. The cubic root of 18076616 is about 262.4454477719.

The spelling of 18076616 in words is "eighteen million, seventy-six thousand, six hundred sixteen".