75612428 has 24 divisors (see below), whose sum is σ = 135772560. Its totient is φ = 36832320.

The previous prime is 75612421. The next prime is 75612443. The reversal of 75612428 is 82421657.

It is not an unprimeable number, because it can be changed into a prime (75612421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25175 + ... + 28017.

It is an arithmetic number, because the mean of its divisors is an integer number (5657190).

Almost surely, 2^75612428 is an apocalyptic number.

It is an amenable number.

75612428 is a deficient number, since it is larger than the sum of its proper divisors (60160132).

75612428 is a wasteful number, since it uses less digits than its factorization.

75612428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017 (or 3015 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 75612428 is about 8695.5406962420. The cubic root of 75612428 is about 422.8610929794.

The spelling of 75612428 in words is "seventy-five million, six hundred twelve thousand, four hundred twenty-eight".