252244 has 12 divisors (see below), whose sum is σ = 464800. Its totient is φ = 119448.
The previous prime is 252233. The next prime is 252253. The reversal of 252244 is 442252.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is an unprimeable number.
252244 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1584 + ... + 1735.
2252244 is an apocalyptic number.
It is an amenable number.
252244 is a deficient number, since it is larger than the sum of its proper divisors (212556).
252244 is a wasteful number, since it uses less digits than its factorization.
252244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3342 (or 3340 counting only the distinct ones).
The product of its digits is 640, while the sum is 19.
The square root of 252244 is about 502.2389869375. The cubic root of 252244 is about 63.1839755346.
Adding to 252244 its reverse (442252), we get a palindrome (694496).
It can be divided in two parts, 252 and 244, that added together give a triangular number (496 = T31).
The spelling of 252244 in words is "two hundred fifty-two thousand, two hundred forty-four".
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