18076568 has 8 divisors (see below), whose sum is σ = 33893580. Its totient is φ = 9038280.

The previous prime is 18076567. The next prime is 18076579. The reversal of 18076568 is 86567081.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18076567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129778 + ... + 1129793.

Almost surely, 2^18076568 is an apocalyptic number.

It is an amenable number.

18076568 is a deficient number, since it is larger than the sum of its proper divisors (15817012).

18076568 is a wasteful number, since it uses less digits than its factorization.

18076568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259577 (or 2259573 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 18076568 is about 4251.6547366878. The cubic root of 18076568 is about 262.4452154756.

The spelling of 18076568 in words is "eighteen million, seventy-six thousand, five hundred sixty-eight".