227424 has 48 divisors (see below), whose sum is σ = 628992. Its totient is φ = 71808.
The previous prime is 227419. The next prime is 227431. The reversal of 227424 is 424722.
It is a tau number, because it is divible by the number of its divisors (48).
It is a self number, because there is not a number n which added to its sum of digits gives 227424.
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, 2157 + ... + 2259.
It is an arithmetic number, because the mean of its divisors is an integer number (13104).
2227424 is an apocalyptic number.
227424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 227424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314496).
227424 is an abundant number, since it is smaller than the sum of its proper divisors (401568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
227424 is a wasteful number, since it uses less digits than its factorization.
227424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139 (or 131 counting only the distinct ones).
The product of its digits is 896, while the sum is 21.
The square root of 227424 is about 476.8899244060. The cubic root of 227424 is about 61.0396588829.
The spelling of 227424 in words is "two hundred twenty-seven thousand, four hundred twenty-four", and thus it is an iban number.
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