74616317 has 2 divisors, whose sum is σ = 74616318. Its totient is φ = 74616316.

The previous prime is 74616313. The next prime is 74616319. The reversal of 74616317 is 71361647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56460196 + 18156121 = 7514^2 + 4261^2 .

It is a cyclic number.

It is not a de Polignac number, because 74616317 - 2² = 74616313 is a prime.

Together with 74616319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74616313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37308158 + 37308159.

It is an arithmetic number, because the mean of its divisors is an integer number (37308159).

Almost surely, 2^74616317 is an apocalyptic number.

It is an amenable number.

74616317 is a deficient number, since it is larger than the sum of its proper divisors (1).

74616317 is an equidigital number, since it uses as much as digits as its factorization.

74616317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 35.

The square root of 74616317 is about 8638.0736857241. The cubic root of 74616317 is about 420.9959677867.

The spelling of 74616317 in words is "seventy-four million, six hundred sixteen thousand, three hundred seventeen".