76975967 has 2 divisors, whose sum is σ = 76975968. Its totient is φ = 76975966.

The previous prime is 76975937. The next prime is 76975979. The reversal of 76975967 is 76957967.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76975967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76975937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38487983 + 38487984.

It is an arithmetic number, because the mean of its divisors is an integer number (38487984).

Almost surely, 2^76975967 is an apocalyptic number.

76975967 is a deficient number, since it is larger than the sum of its proper divisors (1).

76975967 is an equidigital number, since it uses as much as digits as its factorization.

76975967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5000940, while the sum is 56.

The square root of 76975967 is about 8773.5948732546. The cubic root of 76975967 is about 425.3878203935.

The spelling of 76975967 in words is "seventy-six million, nine hundred seventy-five thousand, nine hundred sixty-seven".