68474228 has 12 divisors (see below), whose sum is σ = 119888160. Its totient is φ = 34220472.

The previous prime is 68474207. The next prime is 68474261. The reversal of 68474228 is 82247486.

It is a congruent number.

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, 12575 + ... + 17177.

It is an arithmetic number, because the mean of its divisors is an integer number (9990680).

Almost surely, 2^68474228 is an apocalyptic number.

It is an amenable number.

68474228 is a deficient number, since it is larger than the sum of its proper divisors (51413932).

68474228 is a wasteful number, since it uses less digits than its factorization.

68474228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326 (or 8324 counting only the distinct ones).

The product of its digits is 172032, while the sum is 41.

The square root of 68474228 is about 8274.9155886933. The cubic root of 68474228 is about 409.1121537310.

The spelling of 68474228 in words is "sixty-eight million, four hundred seventy-four thousand, two hundred twenty-eight".