25755536 has 20 divisors (see below), whose sum is σ = 50224092. Its totient is φ = 12794496.

The previous prime is 25755533. The next prime is 25755553. The reversal of 25755536 is 63555752.

It can be written as a sum of positive squares in 2 ways, for example, as 5107600 + 20647936 = 2260^2 + 4544^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25755536.

It is not an unprimeable number, because it can be changed into a prime (25755533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2615 + ... + 7638.

Almost surely, 2^25755536 is an apocalyptic number.

It is an amenable number.

25755536 is a deficient number, since it is larger than the sum of its proper divisors (24468556).

25755536 is a wasteful number, since it uses less digits than its factorization.

25755536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10418 (or 10412 counting only the distinct ones).

The product of its digits is 157500, while the sum is 38.

The square root of 25755536 is about 5074.9912315195. The cubic root of 25755536 is about 295.3181896630.

The spelling of 25755536 in words is "twenty-five million, seven hundred fifty-five thousand, five hundred thirty-six".