227775238 has 16 divisors (see below), whose sum is σ = 348625296. Its totient is φ = 111573280.

The previous prime is 227775217. The next prime is 227775253. The reversal of 227775238 is 832577722.

It is a junction number, because it is equal to n+sod(n) for n = 227775194 and 227775203.

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 7 ways as a sum of consecutive naturals, for example, 101820 + ... + 104032.

It is an arithmetic number, because the mean of its divisors is an integer number (21789081).

Almost surely, 2^227775238 is an apocalyptic number.

227775238 is a deficient number, since it is larger than the sum of its proper divisors (120850058).

227775238 is a wasteful number, since it uses less digits than its factorization.

227775238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239.

The product of its digits is 329280, while the sum is 43.

The square root of 227775238 is about 15092.2244218670. The cubic root of 227775238 is about 610.7106632748.

The spelling of 227775238 in words is "two hundred twenty-seven million, seven hundred seventy-five thousand, two hundred thirty-eight".