226355238 has 24 divisors (see below), whose sum is σ = 519286248. Its totient is φ = 71013312.

The previous prime is 226355203. The next prime is 226355251. The reversal of 226355238 is 832553622.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369556 + ... + 370167.

It is an arithmetic number, because the mean of its divisors is an integer number (21636927).

Almost surely, 2^226355238 is an apocalyptic number.

226355238 is an abundant number, since it is smaller than the sum of its proper divisors (292931010).

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

226355238 is a wasteful number, since it uses less digits than its factorization.

226355238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739748 (or 739745 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 226355238 is about 15045.1067792821. The cubic root of 226355238 is about 609.4389161202.

The spelling of 226355238 in words is "two hundred twenty-six million, three hundred fifty-five thousand, two hundred thirty-eight".