76866968 has 8 divisors (see below), whose sum is σ = 144125580. Its totient is φ = 38433480.

The previous prime is 76866961. The next prime is 76866973. The reversal of 76866968 is 86966867.

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 (76866961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4804178 + ... + 4804193.

Almost surely, 2^76866968 is an apocalyptic number.

It is an amenable number.

76866968 is a deficient number, since it is larger than the sum of its proper divisors (67258612).

76866968 is a wasteful number, since it uses less digits than its factorization.

76866968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9608377 (or 9608373 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 56.

The square root of 76866968 is about 8767.3809088005. The cubic root of 76866968 is about 425.1869405976.

The spelling of 76866968 in words is "seventy-six million, eight hundred sixty-six thousand, nine hundred sixty-eight".