74316399 has 8 divisors (see below), whose sum is σ = 99360000. Its totient is φ = 49408536.

The previous prime is 74316383. The next prime is 74316419. The reversal of 74316399 is 99361347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74316399 - 2⁴ = 74316383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74316399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74316379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32649 + ... + 34850.

It is an arithmetic number, because the mean of its divisors is an integer number (12420000).

Almost surely, 2^74316399 is an apocalyptic number.

74316399 is a deficient number, since it is larger than the sum of its proper divisors (25043601).

74316399 is a wasteful number, since it uses less digits than its factorization.

74316399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67869.

The product of its digits is 122472, while the sum is 42.

The square root of 74316399 is about 8620.6959695839. The cubic root of 74316399 is about 420.4311502226.

The spelling of 74316399 in words is "seventy-four million, three hundred sixteen thousand, three hundred ninety-nine".