76706923 has 2 divisors, whose sum is σ = 76706924. Its totient is φ = 76706922.

The previous prime is 76706911. The next prime is 76706939. The reversal of 76706923 is 32960767.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76706923 - 2⁵ = 76706891 is a prime.

It is a super-2 number, since 2×76706923² = 11767904072255858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76706963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38353461 + 38353462.

It is an arithmetic number, because the mean of its divisors is an integer number (38353462).

Almost surely, 2^76706923 is an apocalyptic number.

76706923 is a deficient number, since it is larger than the sum of its proper divisors (1).

76706923 is an equidigital number, since it uses as much as digits as its factorization.

76706923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 76706923 is about 8758.2488546513. The cubic root of 76706923 is about 424.8916411177.

Subtracting from 76706923 its product of nonzero digits (95256), we obtain a palindrome (76611667).

The spelling of 76706923 in words is "seventy-six million, seven hundred six thousand, nine hundred twenty-three".