252886 has 4 divisors (see below), whose sum is σ = 379332. Its totient is φ = 126442.
The previous prime is 252881. The next prime is 252887. The reversal of 252886 is 688252.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252881) by changing a digit.
252886 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63220 + ... + 63223.
It is an arithmetic number, because the mean of its divisors is an integer number (94833).
2252886 is an apocalyptic number.
252886 is a deficient number, since it is larger than the sum of its proper divisors (126446).
252886 is a wasteful number, since it uses less digits than its factorization.
252886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126445.
The product of its digits is 7680, while the sum is 31.
The square root of 252886 is about 502.8777187349. The cubic root of 252886 is about 63.2375344523.
The spelling of 252886 in words is "two hundred fifty-two thousand, eight hundred eighty-six".
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