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22852 = 2229197

22852 has 12 divisors (see below), whose sum is σ = 41580. Its totient is φ = 10976.

The previous prime is 22817. The next prime is 22853. The reversal of 22852 is 25822.

It can be written as a sum of positive squares in 2 ways, for example, as 18496 + 4356 = 136^2 + 66^2 .

22852 is an undulating number in base 14.

It is not an unprimeable number, because it can be changed into a prime (22853) by changing a digit.

22852 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, 18 + ... + 214.

It is an arithmetic number, because the mean of its divisors is an integer number (3465).

222852 is an apocalyptic number.

It is an amenable number.

22852 is a deficient number, since it is larger than the sum of its proper divisors (18728).

22852 is a wasteful number, since it uses less digits than its factorization.

22852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 228 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 22852 is about 151.1687798456. The cubic root of 22852 is about 28.3775396046.

The spelling of 22852 in words is "twenty-two thousand, eight hundred fifty-two".

Divisors: 1 2 4 29 58 116 197 394 788 5713 11426 22852