74031323 has 4 divisors (see below), whose sum is σ = 74349288. Its totient is φ = 73713360.

The previous prime is 74031313. The next prime is 74031329. The reversal of 74031323 is 32313047.

It is a happy number.

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 74031323 - 2⁶ = 74031259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74031329) 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, 158633 + ... + 159098.

It is an arithmetic number, because the mean of its divisors is an integer number (18587322).

Almost surely, 2^74031323 is an apocalyptic number.

74031323 is a deficient number, since it is larger than the sum of its proper divisors (317965).

74031323 is a wasteful number, since it uses less digits than its factorization.

74031323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317964.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 74031323 is about 8604.1456868187. The cubic root of 74031323 is about 419.8928732829.

The spelling of 74031323 in words is "seventy-four million, thirty-one thousand, three hundred twenty-three".