74082272 has 24 divisors (see below), whose sum is σ = 159109272. Its totient is φ = 33673600.

The previous prime is 74082263. The next prime is 74082289. The reversal of 74082272 is 27228047.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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, 104879 + ... + 105582.

It is an arithmetic number, because the mean of its divisors is an integer number (6629553).

Almost surely, 2^74082272 is an apocalyptic number.

It is an amenable number.

74082272 is an abundant number, since it is smaller than the sum of its proper divisors (85027000).

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

74082272 is a wasteful number, since it uses less digits than its factorization.

74082272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210482 (or 210474 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 74082272 is about 8607.1059015211. The cubic root of 74082272 is about 419.9891758359.

The spelling of 74082272 in words is "seventy-four million, eighty-two thousand, two hundred seventy-two".