242253 has 12 divisors (see below), whose sum is σ = 381888. Its totient is φ = 146760.
The previous prime is 242243. The next prime is 242257. The reversal of 242253 is 352242.
It is not a de Polignac number, because 242253 - 210 = 241229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242257) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1125 + ... + 1322.
It is an arithmetic number, because the mean of its divisors is an integer number (31824).
2242253 is an apocalyptic number.
It is an amenable number.
242253 is a deficient number, since it is larger than the sum of its proper divisors (139635).
242253 is a wasteful number, since it uses less digits than its factorization.
242253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2464 (or 2461 counting only the distinct ones).
The product of its digits is 480, while the sum is 18.
The square root of 242253 is about 492.1920356934. The cubic root of 242253 is about 62.3385057397.
Adding to 242253 its reverse (352242), we get a palindrome (594495).
The spelling of 242253 in words is "two hundred forty-two thousand, two hundred fifty-three".
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