74416997 has 2 divisors, whose sum is σ = 74416998. Its totient is φ = 74416996.

The previous prime is 74416931. The next prime is 74417059. The reversal of 74416997 is 79961447.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48874081 + 25542916 = 6991^2 + 5054^2 .

It is a cyclic number.

It is not a de Polignac number, because 74416997 - 2¹⁰ = 74415973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74416907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37208498 + 37208499.

It is an arithmetic number, because the mean of its divisors is an integer number (37208499).

Almost surely, 2^74416997 is an apocalyptic number.

It is an amenable number.

74416997 is a deficient number, since it is larger than the sum of its proper divisors (1).

74416997 is an equidigital number, since it uses as much as digits as its factorization.

74416997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The square root of 74416997 is about 8626.5286761246. The cubic root of 74416997 is about 420.6207694894.

The spelling of 74416997 in words is "seventy-four million, four hundred sixteen thousand, nine hundred ninety-seven".