938916228 has 24 divisors (see below), whose sum is σ = 2201819200. Its totient is φ = 311398560.

The previous prime is 938916221. The next prime is 938916229. The reversal of 938916228 is 822619839.

It is not an unprimeable number, because it can be changed into a prime (938916221) 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, 194203 + ... + 198978.

Almost surely, 2^938916228 is an apocalyptic number.

It is an amenable number.

938916228 is an abundant number, since it is smaller than the sum of its proper divisors (1262902972).

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

938916228 is a wasteful number, since it uses less digits than its factorization.

938916228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393387 (or 393385 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 938916228 is about 30641.7399636509. The cubic root of 938916228 is about 979.2094930183.

The spelling of 938916228 in words is "nine hundred thirty-eight million, nine hundred sixteen thousand, two hundred twenty-eight".