25252756 has 6 divisors (see below), whose sum is σ = 44192330. Its totient is φ = 12626376.

The previous prime is 25252753. The next prime is 25252757. The reversal of 25252756 is 65725252.

It can be written as a sum of positive squares in only one way, i.e., 18922500 + 6330256 = 4350^2 + 2516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25252753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3156591 + ... + 3156598.

Almost surely, 2^25252756 is an apocalyptic number.

It is an amenable number.

25252756 is a deficient number, since it is larger than the sum of its proper divisors (18939574).

25252756 is a wasteful number, since it uses less digits than its factorization.

25252756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313193 (or 6313191 counting only the distinct ones).

The product of its digits is 42000, while the sum is 34.

The square root of 25252756 is about 5025.2120353275. The cubic root of 25252756 is about 293.3838887841.

The spelling of 25252756 in words is "twenty-five million, two hundred fifty-two thousand, seven hundred fifty-six".