74042432 has 28 divisors (see below), whose sum is σ = 147651216. Its totient is φ = 36839040.

The previous prime is 74042413. The next prime is 74042453. The reversal of 74042432 is 23424047.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10763 + ... + 16245.

Almost surely, 2^74042432 is an apocalyptic number.

It is an amenable number.

74042432 is a deficient number, since it is larger than the sum of its proper divisors (73608784).

74042432 is a wasteful number, since it uses less digits than its factorization.

74042432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706 (or 5696 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 74042432 is about 8604.7912234987. The cubic root of 74042432 is about 419.9138750086.

Adding to 74042432 its reverse (23424047), we get a palindrome (97466479).

The spelling of 74042432 in words is "seventy-four million, forty-two thousand, four hundred thirty-two".