89638228 has 24 divisors (see below), whose sum is σ = 161935200. Its totient is φ = 43394208.

The previous prime is 89638201. The next prime is 89638243. The reversal of 89638228 is 82283698.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12978 + ... + 18646.

It is an arithmetic number, because the mean of its divisors is an integer number (6747300).

Almost surely, 2^89638228 is an apocalyptic number.

It is an amenable number.

89638228 is a deficient number, since it is larger than the sum of its proper divisors (72296972).

89638228 is a wasteful number, since it uses less digits than its factorization.

89638228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799 (or 5797 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 89638228 is about 9467.7467224256. The cubic root of 89638228 is about 447.5392065355.

The spelling of 89638228 in words is "eighty-nine million, six hundred thirty-eight thousand, two hundred twenty-eight".