74320332 has 12 divisors (see below), whose sum is σ = 173414136. Its totient is φ = 24773440.

The previous prime is 74320327. The next prime is 74320349. The reversal of 74320332 is 23302347.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3096669 + ... + 3096692.

It is an arithmetic number, because the mean of its divisors is an integer number (14451178).

Almost surely, 2^74320332 is an apocalyptic number.

It is an amenable number.

74320332 is an abundant number, since it is smaller than the sum of its proper divisors (99093804).

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

74320332 is a wasteful number, since it uses less digits than its factorization.

74320332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6193368 (or 6193366 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 74320332 is about 8620.9240803988. The cubic root of 74320332 is about 420.4385668295.

Adding to 74320332 its reverse (23302347), we get a palindrome (97622679).

The spelling of 74320332 in words is "seventy-four million, three hundred twenty thousand, three hundred thirty-two".