25525536 has 24 divisors (see below), whose sum is σ = 67004784. Its totient is φ = 8508480.

The previous prime is 25525529. The next prime is 25525541. The reversal of 25525536 is 63552552.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 25525497 and 25525506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132850 + ... + 133041.

It is an arithmetic number, because the mean of its divisors is an integer number (2791866).

Almost surely, 2^25525536 is an apocalyptic number.

It is an amenable number.

25525536 is an abundant number, since it is smaller than the sum of its proper divisors (41479248).

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

25525536 is a wasteful number, since it uses less digits than its factorization.

25525536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265904 (or 265896 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 25525536 is about 5052.2802772610. The cubic root of 25525536 is about 294.4364843331.

The spelling of 25525536 in words is "twenty-five million, five hundred twenty-five thousand, five hundred thirty-six".