74089320 has 32 divisors (see below), whose sum is σ = 222268320. Its totient is φ = 19757120.

The previous prime is 74089313. The next prime is 74089333. The reversal of 74089320 is 2398047.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308586 + ... + 308825.

It is an arithmetic number, because the mean of its divisors is an integer number (6945885).

Almost surely, 2^74089320 is an apocalyptic number.

It is an amenable number.

74089320 is an abundant number, since it is smaller than the sum of its proper divisors (148179000).

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

74089320 is a wasteful number, since it uses less digits than its factorization.

74089320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617425 (or 617421 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 74089320 is about 8607.5153209274. The cubic root of 74089320 is about 420.0024943163.

The spelling of 74089320 in words is "seventy-four million, eighty-nine thousand, three hundred twenty".