228118234 has 8 divisors (see below), whose sum is σ = 353976660. Its totient is φ = 110126016.

The previous prime is 228118229. The next prime is 228118271. The reversal of 228118234 is 432811822.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195021225 + 33097009 = 13965^2 + 5753^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 228118196 and 228118205.

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, 1966479 + ... + 1966594.

Almost surely, 2^228118234 is an apocalyptic number.

228118234 is a deficient number, since it is larger than the sum of its proper divisors (125858426).

228118234 is a wasteful number, since it uses less digits than its factorization.

228118234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933104.

The product of its digits is 6144, while the sum is 31.

The square root of 228118234 is about 15103.5834820747. The cubic root of 228118234 is about 611.0170563373.

The spelling of 228118234 in words is "two hundred twenty-eight million, one hundred eighteen thousand, two hundred thirty-four".