74364279 has 16 divisors (see below), whose sum is σ = 108549504. Its totient is φ = 44909600.

The previous prime is 74364259. The next prime is 74364281. The reversal of 74364279 is 97246347.

It is a cyclic number.

It is not a de Polignac number, because 74364279 - 2¹⁷ = 74233207 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 74364279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74364209) 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, 5824 + ... + 13514.

It is an arithmetic number, because the mean of its divisors is an integer number (6784344).

Almost surely, 2^74364279 is an apocalyptic number.

74364279 is a deficient number, since it is larger than the sum of its proper divisors (34185225).

74364279 is a wasteful number, since it uses less digits than its factorization.

74364279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7998.

The product of its digits is 254016, while the sum is 42.

The square root of 74364279 is about 8623.4725604016. The cubic root of 74364279 is about 420.5214215587.

The spelling of 74364279 in words is "seventy-four million, three hundred sixty-four thousand, two hundred seventy-nine".