236226228 has 48 divisors (see below), whose sum is σ = 651665280. Its totient is φ = 65165184.

The previous prime is 236226227. The next prime is 236226233. The reversal of 236226228 is 822622632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236226227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46051 + ... + 50922.

It is an arithmetic number, because the mean of its divisors is an integer number (13576360).

Almost surely, 2^236226228 is an apocalyptic number.

236226228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

236226228 is an abundant number, since it is smaller than the sum of its proper divisors (415439052).

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

236226228 is a wasteful number, since it uses less digits than its factorization.

236226228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97016 (or 97014 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 236226228 is about 15369.6528262677. The cubic root of 236226228 is about 618.1720596315.

The spelling of 236226228 in words is "two hundred thirty-six million, two hundred twenty-six thousand, two hundred twenty-eight".