93930228 has 36 divisors (see below), whose sum is σ = 271354720. Its totient is φ = 26837136.

The previous prime is 93930211. The next prime is 93930251. The reversal of 93930228 is 82203939.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 93930192 and 93930201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186118 + ... + 186621.

Almost surely, 2^93930228 is an apocalyptic number.

It is an amenable number.

93930228 is an abundant number, since it is smaller than the sum of its proper divisors (177424492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

93930228 is a wasteful number, since it uses less digits than its factorization.

93930228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372756 (or 372751 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 93930228 is about 9691.7608307263. The cubic root of 93930228 is about 454.5710694268.

The spelling of 93930228 in words is "ninety-three million, nine hundred thirty thousand, two hundred twenty-eight".