74020332 has 24 divisors (see below), whose sum is σ = 174393856. Its totient is φ = 24433488.

The previous prime is 74020291. The next prime is 74020337. The reversal of 74020332 is 23302047.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 74020299 and 74020308.

It is not an unprimeable number, because it can be changed into a prime (74020337) 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, 28708 + ... + 31179.

Almost surely, 2^74020332 is an apocalyptic number.

It is an amenable number.

74020332 is an abundant number, since it is smaller than the sum of its proper divisors (100373524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74020332 is a wasteful number, since it uses less digits than its factorization.

74020332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59997 (or 59995 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 74020332 is about 8603.5069593742. The cubic root of 74020332 is about 419.8720925701.

Adding to 74020332 its reverse (23302047), we get a palindrome (97322379).

The spelling of 74020332 in words is "seventy-four million, twenty thousand, three hundred thirty-two".