74491323 has 8 divisors (see below), whose sum is σ = 102006288. Its totient is φ = 48318624.

The previous prime is 74491321. The next prime is 74491327. The reversal of 74491323 is 32319447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74491323 - 2¹ = 74491321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74491321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335436 + ... + 335657.

It is an arithmetic number, because the mean of its divisors is an integer number (12750786).

Almost surely, 2^74491323 is an apocalyptic number.

74491323 is a deficient number, since it is larger than the sum of its proper divisors (27514965).

74491323 is a wasteful number, since it uses less digits than its factorization.

74491323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671133.

The product of its digits is 18144, while the sum is 33.

The square root of 74491323 is about 8630.8355910653. The cubic root of 74491323 is about 420.7607583722.

The spelling of 74491323 in words is "seventy-four million, four hundred ninety-one thousand, three hundred twenty-three".