74085223 has 2 divisors, whose sum is σ = 74085224. Its totient is φ = 74085222.

The previous prime is 74085203. The next prime is 74085233. The reversal of 74085223 is 32258047.

It is a strong prime.

It is an emirp because it is prime and its reverse (32258047) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74085223 - 2⁵ = 74085191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74085203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37042611 + 37042612.

It is an arithmetic number, because the mean of its divisors is an integer number (37042612).

Almost surely, 2^74085223 is an apocalyptic number.

74085223 is a deficient number, since it is larger than the sum of its proper divisors (1).

74085223 is an equidigital number, since it uses as much as digits as its factorization.

74085223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 74085223 is about 8607.2773279359. The cubic root of 74085223 is about 419.9947523910.

The spelling of 74085223 in words is "seventy-four million, eighty-five thousand, two hundred twenty-three".