76799971 has 2 divisors, whose sum is σ = 76799972. Its totient is φ = 76799970.

The previous prime is 76799963. The next prime is 76800001. The reversal of 76799971 is 17999767.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76799971 - 2³ = 76799963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76799951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38399985 + 38399986.

It is an arithmetic number, because the mean of its divisors is an integer number (38399986).

Almost surely, 2^76799971 is an apocalyptic number.

76799971 is a deficient number, since it is larger than the sum of its proper divisors (1).

76799971 is an equidigital number, since it uses as much as digits as its factorization.

76799971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1500282, while the sum is 55.

The square root of 76799971 is about 8763.5592655039. The cubic root of 76799971 is about 425.0633741711.

The spelling of 76799971 in words is "seventy-six million, seven hundred ninety-nine thousand, nine hundred seventy-one".