74323255 has 16 divisors (see below), whose sum is σ = 90552384. Its totient is φ = 58556160.

The previous prime is 74323247. The next prime is 74323261. The reversal of 74323255 is 55232347.

It is not a de Polignac number, because 74323255 - 2³ = 74323247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142395 + ... + 142915.

It is an arithmetic number, because the mean of its divisors is an integer number (5659524).

Almost surely, 2^74323255 is an apocalyptic number.

74323255 is a deficient number, since it is larger than the sum of its proper divisors (16229129).

74323255 is a wasteful number, since it uses less digits than its factorization.

74323255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906.

The product of its digits is 25200, while the sum is 31.

The square root of 74323255 is about 8621.0936081219. The cubic root of 74323255 is about 420.4440786716. Note that the first 3 decimals are identical.

The spelling of 74323255 in words is "seventy-four million, three hundred twenty-three thousand, two hundred fifty-five".