25246 has 8 divisors (see below), whose sum is σ = 40824. Its totient is φ = 11640.

The previous prime is 25243. The next prime is 25247. The reversal of 25246 is 64252.

25246 is nontrivially palindromic in base 11.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460 + ... + 511.

It is an arithmetic number, because the mean of its divisors is an integer number (5103).

2²⁵²⁴⁶ is an apocalyptic number.

25246 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

25246 is a deficient number, since it is larger than the sum of its proper divisors (15578).

25246 is a wasteful number, since it uses less digits than its factorization.

25246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986.

The product of its digits is 480, while the sum is 19.

The square root of 25246 is about 158.8898989867. The cubic root of 25246 is about 29.3357722949.

Adding to 25246 its reverse (64252), we get a palindrome (89498).

The spelling of 25246 in words is "twenty-five thousand, two hundred forty-six".