68332228 has 12 divisors (see below), whose sum is σ = 121366672. Its totient is φ = 33656040.

The previous prime is 68332177. The next prime is 68332237. The reversal of 68332228 is 82223386.

It is a junction number, because it is equal to n+sod(n) for n = 68332193 and 68332202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127218 + ... + 127753.

Almost surely, 2^68332228 is an apocalyptic number.

It is an amenable number.

68332228 is a deficient number, since it is larger than the sum of its proper divisors (53034444).

68332228 is a wasteful number, since it uses less digits than its factorization.

68332228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255042 (or 255040 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 68332228 is about 8266.3309878083. The cubic root of 68332228 is about 408.8291561141.

The spelling of 68332228 in words is "sixty-eight million, three hundred thirty-two thousand, two hundred twenty-eight".