228324226 has 16 divisors (see below), whose sum is σ = 372637944. Its totient is φ = 104292864.

The previous prime is 228324209. The next prime is 228324227. The reversal of 228324226 is 622423822.

It can be written as a sum of positive squares in 4 ways, for example, as 75777025 + 152547201 = 8705^2 + 12351^2 .

It is not an unprimeable number, because it can be changed into a prime (228324227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42745 + ... + 47788.

Almost surely, 2^228324226 is an apocalyptic number.

228324226 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

228324226 is a deficient number, since it is larger than the sum of its proper divisors (144313718).

228324226 is a wasteful number, since it uses less digits than its factorization.

228324226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90645.

The product of its digits is 18432, while the sum is 31.

The square root of 228324226 is about 15110.4012521177. The cubic root of 228324226 is about 611.2009182420.

The spelling of 228324226 in words is "two hundred twenty-eight million, three hundred twenty-four thousand, two hundred twenty-six".