76066169 has 2 divisors, whose sum is σ = 76066170. Its totient is φ = 76066168.

The previous prime is 76066153. The next prime is 76066171. The reversal of 76066169 is 96166067.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72046144 + 4020025 = 8488^2 + 2005^2 .

It is an emirp because it is prime and its reverse (96166067) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76066169 - 2⁴ = 76066153 is a prime.

It is a super-2 number, since 2×76066169² = 11572124132673122, which contains 22 as substring.

Together with 76066171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (76060169) 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, 38033084 + 38033085.

It is an arithmetic number, because the mean of its divisors is an integer number (38033085).

Almost surely, 2^76066169 is an apocalyptic number.

It is an amenable number.

76066169 is a deficient number, since it is larger than the sum of its proper divisors (1).

76066169 is an equidigital number, since it uses as much as digits as its factorization.

76066169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 76066169 is about 8721.5921138288. The cubic root of 76066169 is about 423.7052526836.

The spelling of 76066169 in words is "seventy-six million, sixty-six thousand, one hundred sixty-nine".