74117716 has 6 divisors (see below), whose sum is σ = 129706010. Its totient is φ = 37058856.

The previous prime is 74117713. The next prime is 74117737. The reversal of 74117716 is 61771147.

It can be written as a sum of positive squares in only one way, i.e., 67305616 + 6812100 = 8204^2 + 2610^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74117713) 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, 9264711 + ... + 9264718.

Almost surely, 2^74117716 is an apocalyptic number.

It is an amenable number.

74117716 is a deficient number, since it is larger than the sum of its proper divisors (55588294).

74117716 is a wasteful number, since it uses less digits than its factorization.

74117716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18529433 (or 18529431 counting only the distinct ones).

The product of its digits is 8232, while the sum is 34.

The square root of 74117716 is about 8609.1646516953. The cubic root of 74117716 is about 420.0561451775.

The spelling of 74117716 in words is "seventy-four million, one hundred seventeen thousand, seven hundred sixteen".