228924 has 18 divisors (see below), whose sum is σ = 578760. Its totient is φ = 76296.

The previous prime is 228923. The next prime is 228929. The reversal of 228924 is 429822.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3144 + ... + 3215.

2²²⁸⁹²⁴ is an apocalyptic number.

It is an amenable number.

228924 is an abundant number, since it is smaller than the sum of its proper divisors (349836).

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

228924 is a wasteful number, since it uses less digits than its factorization.

228924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6369 (or 6364 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 228924 is about 478.4600296786. The cubic root of 228924 is about 61.1735628476.

The spelling of 228924 in words is "two hundred twenty-eight thousand, nine hundred twenty-four".