74960617 has 2 divisors, whose sum is σ = 74960618. Its totient is φ = 74960616.

The previous prime is 74960597. The next prime is 74960623. The reversal of 74960617 is 71606947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64064016 + 10896601 = 8004^2 + 3301^2 .

It is an emirp because it is prime and its reverse (71606947) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74960617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74960617.

It is not a weakly prime, because it can be changed into another prime (74960647) 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, 37480308 + 37480309.

It is an arithmetic number, because the mean of its divisors is an integer number (37480309).

Almost surely, 2^74960617 is an apocalyptic number.

It is an amenable number.

74960617 is a deficient number, since it is larger than the sum of its proper divisors (1).

74960617 is an equidigital number, since it uses as much as digits as its factorization.

74960617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 74960617 is about 8657.9799607068. The cubic root of 74960617 is about 421.6425043742.

The spelling of 74960617 in words is "seventy-four million, nine hundred sixty thousand, six hundred seventeen".