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25292 = 226323

25292 has 6 divisors (see below), whose sum is σ = 44268. Its totient is φ = 12644.

The previous prime is 25261. The next prime is 25301. The reversal of 25292 is 29252.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 12.

It is a nialpdrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 25292.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3158 + ... + 3165.

It is an arithmetic number, because the mean of its divisors is an integer number (7378).

225292 is an apocalyptic number.

It is an amenable number.

25292 is a deficient number, since it is larger than the sum of its proper divisors (18976).

25292 is a wasteful number, since it uses less digits than its factorization.

25292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327 (or 6325 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 25292 is about 159.0345874330. The cubic root of 25292 is about 29.3535787693.

Adding to 25292 its product of digits (360), we get a palindrome (25652).

The spelling of 25292 in words is "twenty-five thousand, two hundred ninety-two".

Divisors: 1 2 4 6323 12646 25292