74989323 has 24 divisors (see below), whose sum is σ = 110653088. Its totient is φ = 48926592.

The previous prime is 74989307. The next prime is 74989337. The reversal of 74989323 is 32398947.

It is a happy number.

It is not a de Polignac number, because 74989323 - 2⁴ = 74989307 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74989423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102786 + ... + 103512.

Almost surely, 2^74989323 is an apocalyptic number.

74989323 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

74989323 is a deficient number, since it is larger than the sum of its proper divisors (35663765).

74989323 is a wasteful number, since it uses less digits than its factorization.

74989323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963 (or 960 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 74989323 is about 8659.6375790214. The cubic root of 74989323 is about 421.6963198555.

The spelling of 74989323 in words is "seventy-four million, nine hundred eighty-nine thousand, three hundred twenty-three".