74316657 has 16 divisors (see below), whose sum is σ = 108840960. Its totient is φ = 44895312.

The previous prime is 74316637. The next prime is 74316659. The reversal of 74316657 is 75661347.

It is not a de Polignac number, because 74316657 - 2²⁰ = 73268081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74316659) 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 in 15 ways as a sum of consecutive naturals, for example, 27033 + ... + 29654.

It is an arithmetic number, because the mean of its divisors is an integer number (6802560).

Almost surely, 2^74316657 is an apocalyptic number.

It is an amenable number.

74316657 is a deficient number, since it is larger than the sum of its proper divisors (34524303).

74316657 is a wasteful number, since it uses less digits than its factorization.

74316657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56732.

The product of its digits is 105840, while the sum is 39.

The square root of 74316657 is about 8620.7109335599. The cubic root of 74316657 is about 420.4316367510.

The spelling of 74316657 in words is "seventy-four million, three hundred sixteen thousand, six hundred fifty-seven".