74339169 has 4 divisors (see below), whose sum is σ = 99118896. Its totient is φ = 49559444.

The previous prime is 74339149. The next prime is 74339171. The reversal of 74339169 is 96193347.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 74339169 - 2⁵ = 74339137 is a prime.

It is a super-2 number, since 2×74339169² = 11052624095221122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74339169.

It is not an unprimeable number, because it can be changed into a prime (74339149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12389859 + ... + 12389864.

It is an arithmetic number, because the mean of its divisors is an integer number (24779724).

Almost surely, 2^74339169 is an apocalyptic number.

It is an amenable number.

74339169 is a deficient number, since it is larger than the sum of its proper divisors (24779727).

74339169 is a wasteful number, since it uses less digits than its factorization.

74339169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24779726.

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

The square root of 74339169 is about 8622.0165274720. The cubic root of 74339169 is about 420.4740848457.

The spelling of 74339169 in words is "seventy-four million, three hundred thirty-nine thousand, one hundred sixty-nine".