74506828 has 24 divisors (see below), whose sum is σ = 149728320. Its totient is φ = 32083920.

The previous prime is 74506823. The next prime is 74506849. The reversal of 74506828 is 82860547.

It is not an unprimeable number, because it can be changed into a prime (74506823) by changing a digit.

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, 43726 + ... + 45397.

It is an arithmetic number, because the mean of its divisors is an integer number (6238680).

Almost surely, 2^74506828 is an apocalyptic number.

It is an amenable number.

74506828 is an abundant number, since it is smaller than the sum of its proper divisors (75221492).

74506828 is a wasteful number, since it uses less digits than its factorization.

74506828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89157 (or 89155 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 74506828 is about 8631.7337771736. The cubic root of 74506828 is about 420.7899494363.

The spelling of 74506828 in words is "seventy-four million, five hundred six thousand, eight hundred twenty-eight".