76716169 has 2 divisors, whose sum is σ = 76716170. Its totient is φ = 76716168.

The previous prime is 76716137. The next prime is 76716179. The reversal of 76716169 is 96161767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75690000 + 1026169 = 8700^2 + 1013^2 .

It is a cyclic number.

It is not a de Polignac number, because 76716169 - 2⁵ = 76716137 is a prime.

It is a super-2 number, since 2×76716169² = 11770741172073122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76716119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38358084 + 38358085.

It is an arithmetic number, because the mean of its divisors is an integer number (38358085).

Almost surely, 2^76716169 is an apocalyptic number.

It is an amenable number.

76716169 is a deficient number, since it is larger than the sum of its proper divisors (1).

76716169 is an equidigital number, since it uses as much as digits as its factorization.

76716169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 43.

The square root of 76716169 is about 8758.7766839896. The cubic root of 76716169 is about 424.9087121118.

It can be divided in two parts, 7 and 6716169, that added together give a palindrome (6716176).

The spelling of 76716169 in words is "seventy-six million, seven hundred sixteen thousand, one hundred sixty-nine".