25253000 has 32 divisors (see below), whose sum is σ = 59094360. Its totient is φ = 10100800.

The previous prime is 25252991. The next prime is 25253009. The reversal of 25253000 is 35252.

It is an interprime number because it is at equal distance from previous prime (25252991) and next prime (25253009).

It can be written as a sum of positive squares in 4 ways, for example, as 14455204 + 10797796 = 3802^2 + 3286^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25253000.

It is not an unprimeable number, because it can be changed into a prime (25253009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11627 + ... + 13626.

Almost surely, 2^25253000 is an apocalyptic number.

25253000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25253000 is an abundant number, since it is smaller than the sum of its proper divisors (33841360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25253000 is a wasteful number, since it uses less digits than its factorization.

25253000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25274 (or 25260 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 25253000 is about 5025.2363128514. The cubic root of 25253000 is about 293.3848337032.

Adding to 25253000 its reverse (35252), we get a palindrome (25288252).

The spelling of 25253000 in words is "twenty-five million, two hundred fifty-three thousand".