76868667 has 12 divisors (see below), whose sum is σ = 111276360. Its totient is φ = 51133248.

The previous prime is 76868663. The next prime is 76868749. The reversal of 76868667 is 76686867.

It is not a de Polignac number, because 76868667 - 2² = 76868663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76868663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4942 + ... + 13347.

It is an arithmetic number, because the mean of its divisors is an integer number (9273030).

Almost surely, 2^76868667 is an apocalyptic number.

76868667 is a deficient number, since it is larger than the sum of its proper divisors (34407693).

76868667 is a wasteful number, since it uses less digits than its factorization.

76868667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18762 (or 18759 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The square root of 76868667 is about 8767.4778015117. The cubic root of 76868667 is about 425.1900732275.

The spelling of 76868667 in words is "seventy-six million, eight hundred sixty-eight thousand, six hundred sixty-seven".