25365536 has 48 divisors (see below), whose sum is σ = 58262400. Its totient is φ = 10866240.

The previous prime is 25365503. The next prime is 25365541. The reversal of 25365536 is 63556352.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 25365496 and 25365505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9821 + ... + 12131.

It is an arithmetic number, because the mean of its divisors is an integer number (1213800).

Almost surely, 2^25365536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25365536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29131200).

25365536 is an abundant number, since it is smaller than the sum of its proper divisors (32896864).

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

25365536 is an equidigital number, since it uses as much as digits as its factorization.

25365536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342 (or 2320 counting only the distinct ones).

The product of its digits is 81000, while the sum is 35.

The square root of 25365536 is about 5036.4209514297. The cubic root of 25365536 is about 293.8199956332.

The spelling of 25365536 in words is "twenty-five million, three hundred sixty-five thousand, five hundred thirty-six".