229656 has 32 divisors (see below), whose sum is σ = 656640. Its totient is φ = 65568.
The previous prime is 229639. The next prime is 229681. The reversal of 229656 is 656922.
It is a super-3 number, since 3×2296563 = 36337466433397248, which contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516 + ... + 851.
It is an arithmetic number, because the mean of its divisors is an integer number (20520).
2229656 is an apocalyptic number.
It is an amenable number.
229656 is an abundant number, since it is smaller than the sum of its proper divisors (426984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229656 is a wasteful number, since it uses less digits than its factorization.
229656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1383 (or 1379 counting only the distinct ones).
The product of its digits is 6480, while the sum is 30.
The square root of 229656 is about 479.2243733367. The cubic root of 229656 is about 61.2386956786.
The spelling of 229656 in words is "two hundred twenty-nine thousand, six hundred fifty-six".
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