74402332 has 12 divisors (see below), whose sum is σ = 135865296. Its totient is φ = 35583680.

The previous prime is 74402323. The next prime is 74402333. The reversal of 74402332 is 23320447.

It is a junction number, because it is equal to n+sod(n) for n = 74402297 and 74402306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74402333) 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, 404269 + ... + 404452.

It is an arithmetic number, because the mean of its divisors is an integer number (11322108).

Almost surely, 2^74402332 is an apocalyptic number.

It is an amenable number.

74402332 is a deficient number, since it is larger than the sum of its proper divisors (61462964).

74402332 is a wasteful number, since it uses less digits than its factorization.

74402332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808748 (or 808746 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 74402332 is about 8625.6786399680. The cubic root of 74402332 is about 420.5931377696.

Adding to 74402332 its reverse (23320447), we get a palindrome (97722779).

The spelling of 74402332 in words is "seventy-four million, four hundred two thousand, three hundred thirty-two".