74388882 has 32 divisors (see below), whose sum is σ = 152843328. Its totient is φ = 24123456.

The previous prime is 74388869. The next prime is 74388887. The reversal of 74388882 is 28888347.

It is not an unprimeable number, because it can be changed into a prime (74388887) 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 15 ways as a sum of consecutive naturals, for example, 95848 + ... + 96620.

It is an arithmetic number, because the mean of its divisors is an integer number (4776354).

Almost surely, 2^74388882 is an apocalyptic number.

74388882 is an abundant number, since it is smaller than the sum of its proper divisors (78454446).

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

74388882 is a wasteful number, since it uses less digits than its factorization.

74388882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194.

The product of its digits is 688128, while the sum is 48.

The square root of 74388882 is about 8624.8989559299. The cubic root of 74388882 is about 420.5677921545.

The spelling of 74388882 in words is "seventy-four million, three hundred eighty-eight thousand, eight hundred eighty-two".