25259252 has 12 divisors (see below), whose sum is σ = 44240196. Its totient is φ = 12619200.

The previous prime is 25259249. The next prime is 25259287. The reversal of 25259252 is 25295252.

It can be written as a sum of positive squares in 2 ways, for example, as 13942756 + 11316496 = 3734^2 + 3364^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6002 + ... + 9302.

It is an arithmetic number, because the mean of its divisors is an integer number (3686683).

Almost surely, 2^25259252 is an apocalyptic number.

It is an amenable number.

25259252 is a deficient number, since it is larger than the sum of its proper divisors (18980944).

25259252 is a wasteful number, since it uses less digits than its factorization.

25259252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5218 (or 5216 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 25259252 is about 5025.8583346529. The cubic root of 25259252 is about 293.4090432444.

Adding to 25259252 its product of digits (18000), we get a palindrome (25277252).

The spelling of 25259252 in words is "twenty-five million, two hundred fifty-nine thousand, two hundred fifty-two".