74316739 has 4 divisors (see below), whose sum is σ = 84933424. Its totient is φ = 63700056.

The previous prime is 74316713. The next prime is 74316751. The reversal of 74316739 is 93761347.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 74316739 - 2¹⁵ = 74283971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74316769) 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 3 ways as a sum of consecutive naturals, for example, 5308332 + ... + 5308345.

It is an arithmetic number, because the mean of its divisors is an integer number (21233356).

Almost surely, 2^74316739 is an apocalyptic number.

74316739 is a deficient number, since it is larger than the sum of its proper divisors (10616685).

74316739 is a wasteful number, since it uses less digits than its factorization.

74316739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10616684.

The product of its digits is 95256, while the sum is 40.

The square root of 74316739 is about 8620.7156895469. The cubic root of 74316739 is about 420.4317913838.

The spelling of 74316739 in words is "seventy-four million, three hundred sixteen thousand, seven hundred thirty-nine".