74725544 has 32 divisors (see below), whose sum is σ = 142655040. Its totient is φ = 36691200.

The previous prime is 74725517. The next prime is 74725559. The reversal of 74725544 is 44552747.

It is a junction number, because it is equal to n+sod(n) for n = 74725498 and 74725507.

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, 118109 + ... + 118739.

It is an arithmetic number, because the mean of its divisors is an integer number (4457970).

Almost surely, 2^74725544 is an apocalyptic number.

It is an amenable number.

74725544 is a deficient number, since it is larger than the sum of its proper divisors (67929496).

74725544 is a wasteful number, since it uses less digits than its factorization.

74725544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881 (or 877 counting only the distinct ones).

The product of its digits is 156800, while the sum is 38.

The square root of 74725544 is about 8644.3937901972. The cubic root of 74725544 is about 421.2012924338.

The spelling of 74725544 in words is "seventy-four million, seven hundred twenty-five thousand, five hundred forty-four".