74306317 has 2 divisors, whose sum is σ = 74306318. Its totient is φ = 74306316.

The previous prime is 74306299. The next prime is 74306329. The reversal of 74306317 is 71360347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49196196 + 25110121 = 7014^2 + 5011^2 .

It is a cyclic number.

It is not a de Polignac number, because 74306317 - 2¹⁹ = 73782029 is a prime.

It is a super-2 number, since 2×74306317² = 11042857492208978, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74306347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37153158 + 37153159.

It is an arithmetic number, because the mean of its divisors is an integer number (37153159).

Almost surely, 2^74306317 is an apocalyptic number.

It is an amenable number.

74306317 is a deficient number, since it is larger than the sum of its proper divisors (1).

74306317 is an equidigital number, since it uses as much as digits as its factorization.

74306317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 74306317 is about 8620.1111941784. Note that the first 4 decimals coincide. The cubic root of 74306317 is about 420.4121370187.

The spelling of 74306317 in words is "seventy-four million, three hundred six thousand, three hundred seventeen".