228685203 has 12 divisors (see below), whose sum is σ = 330472168. Its totient is φ = 152388000.

The previous prime is 228685199. The next prime is 228685229. The reversal of 228685203 is 302586822.

It is not a de Polignac number, because 228685203 - 2² = 228685199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228685243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22776 + ... + 31242.

Almost surely, 2^228685203 is an apocalyptic number.

228685203 is a deficient number, since it is larger than the sum of its proper divisors (101786965).

228685203 is a wasteful number, since it uses less digits than its factorization.

228685203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11474 (or 11471 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 228685203 is about 15122.3411877923. The cubic root of 228685203 is about 611.5228483166.

The spelling of 228685203 in words is "two hundred twenty-eight million, six hundred eighty-five thousand, two hundred three".