74425528 has 16 divisors (see below), whose sum is σ = 139650480. Its totient is φ = 37185408.

The previous prime is 74425523. The next prime is 74425531. The reversal of 74425528 is 82552447.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74425523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501 + ... + 17467.

It is an arithmetic number, because the mean of its divisors is an integer number (8728155).

Almost surely, 2^74425528 is an apocalyptic number.

It is an amenable number.

74425528 is a deficient number, since it is larger than the sum of its proper divisors (65224952).

74425528 is a wasteful number, since it uses less digits than its factorization.

74425528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846 (or 6842 counting only the distinct ones).

The product of its digits is 89600, while the sum is 37.

The square root of 74425528 is about 8627.0231250415. The cubic root of 74425528 is about 420.6368418869.

The spelling of 74425528 in words is "seventy-four million, four hundred twenty-five thousand, five hundred twenty-eight".