74943339 has 4 divisors (see below), whose sum is σ = 99924456. Its totient is φ = 49962224.

The previous prime is 74943317. The next prime is 74943347. The reversal of 74943339 is 93334947.

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

It is a cyclic number.

It is not a de Polignac number, because 74943339 - 2⁵ = 74943307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74943339.

It is not an unprimeable number, because it can be changed into a prime (74943139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12490554 + ... + 12490559.

It is an arithmetic number, because the mean of its divisors is an integer number (24981114).

Almost surely, 2^74943339 is an apocalyptic number.

74943339 is a deficient number, since it is larger than the sum of its proper divisors (24981117).

74943339 is a wasteful number, since it uses less digits than its factorization.

74943339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24981116.

The product of its digits is 244944, while the sum is 42.

The square root of 74943339 is about 8656.9820953956. The cubic root of 74943339 is about 421.6101064775.

The spelling of 74943339 in words is "seventy-four million, nine hundred forty-three thousand, three hundred thirty-nine".