74560432 has 20 divisors (see below), whose sum is σ = 144611280. Its totient is φ = 37241408.

The previous prime is 74560417. The next prime is 74560433. The reversal of 74560432 is 23406547.

It is a junction number, because it is equal to n+sod(n) for n = 74560394 and 74560403.

It is not an unprimeable number, because it can be changed into a prime (74560433) 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, 19338 + ... + 22870.

It is an arithmetic number, because the mean of its divisors is an integer number (7230564).

Almost surely, 2^74560432 is an apocalyptic number.

It is an amenable number.

74560432 is a deficient number, since it is larger than the sum of its proper divisors (70050848).

74560432 is a wasteful number, since it uses less digits than its factorization.

74560432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860 (or 4854 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 74560432 is about 8634.8382729499. The cubic root of 74560432 is about 420.8908378064.

Adding to 74560432 its reverse (23406547), we get a palindrome (97966979).

The spelling of 74560432 in words is "seventy-four million, five hundred sixty thousand, four hundred thirty-two".