76684866 has 16 divisors (see below), whose sum is σ = 153468000. Its totient is φ = 25545248.

The previous prime is 76684859. The next prime is 76684873. The reversal of 76684866 is 66848667.

It is an interprime number because it is at equal distance from previous prime (76684859) and next prime (76684873).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9550 + ... + 15638.

It is an arithmetic number, because the mean of its divisors is an integer number (9591750).

Almost surely, 2^76684866 is an apocalyptic number.

76684866 is an abundant number, since it is smaller than the sum of its proper divisors (76783134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76684866 is a wasteful number, since it uses less digits than its factorization.

76684866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8193.

The product of its digits is 2322432, while the sum is 51.

The square root of 76684866 is about 8756.9895512099. The cubic root of 76684866 is about 424.8509114895.

The spelling of 76684866 in words is "seventy-six million, six hundred eighty-four thousand, eight hundred sixty-six".