76712717 has 2 divisors, whose sum is σ = 76712718. Its totient is φ = 76712716.

The previous prime is 76712651. The next prime is 76712737. The reversal of 76712717 is 71721767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62188996 + 14523721 = 7886^2 + 3811^2 .

It is a cyclic number.

It is not a de Polignac number, because 76712717 - 2²⁴ = 59935501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76712737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38356358 + 38356359.

It is an arithmetic number, because the mean of its divisors is an integer number (38356359).

Almost surely, 2^76712717 is an apocalyptic number.

It is an amenable number.

76712717 is a deficient number, since it is larger than the sum of its proper divisors (1).

76712717 is an equidigital number, since it uses as much as digits as its factorization.

76712717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28812, while the sum is 38.

The square root of 76712717 is about 8758.5796222904. The cubic root of 76712717 is about 424.9023388057.

The spelling of 76712717 in words is "seventy-six million, seven hundred twelve thousand, seven hundred seventeen".