74443924 has 12 divisors (see below), whose sum is σ = 131058144. Its totient is φ = 36998744.

The previous prime is 74443921. The next prime is 74443933. The reversal of 74443924 is 42934447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74443921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55054 + ... + 56389.

It is an arithmetic number, because the mean of its divisors is an integer number (10921512).

Almost surely, 2^74443924 is an apocalyptic number.

It is an amenable number.

74443924 is a deficient number, since it is larger than the sum of its proper divisors (56614220).

74443924 is a wasteful number, since it uses less digits than its factorization.

74443924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111614 (or 111612 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 74443924 is about 8628.0892438593. The cubic root of 74443924 is about 420.6714957577.

The spelling of 74443924 in words is "seventy-four million, four hundred forty-three thousand, nine hundred twenty-four".