228192 has 24 divisors (see below), whose sum is σ = 599256. Its totient is φ = 76032.
The previous prime is 228181. The next prime is 228197. The reversal of 228192 is 291822.
It is a tau number, because it is divible by the number of its divisors (24).
It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228197) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093 + ... + 1284.
It is an arithmetic number, because the mean of its divisors is an integer number (24969).
2228192 is an apocalyptic number.
It is an amenable number.
228192 is an abundant number, since it is smaller than the sum of its proper divisors (371064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228192 is a wasteful number, since it uses less digits than its factorization.
228192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2390 (or 2382 counting only the distinct ones).
The product of its digits is 576, while the sum is 24.
The square root of 228192 is about 477.6944630200. The cubic root of 228192 is about 61.1082910238.
The spelling of 228192 in words is "two hundred twenty-eight thousand, one hundred ninety-two".
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