25825512 has 16 divisors (see below), whose sum is σ = 64563840. Its totient is φ = 8608496.

The previous prime is 25825493. The next prime is 25825517. The reversal of 25825512 is 21552852.

It is a self number, because there is not a number n which added to its sum of digits gives 25825512.

It is not an unprimeable number, because it can be changed into a prime (25825517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538008 + ... + 538055.

It is an arithmetic number, because the mean of its divisors is an integer number (4035240).

Almost surely, 2^25825512 is an apocalyptic number.

It is an amenable number.

25825512 is an abundant number, since it is smaller than the sum of its proper divisors (38738328).

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

25825512 is a wasteful number, since it uses less digits than its factorization.

25825512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076072 (or 1076068 counting only the distinct ones).

The product of its digits is 8000, while the sum is 30.

The square root of 25825512 is about 5081.8807542090. The cubic root of 25825512 is about 295.5854008048.

The spelling of 25825512 in words is "twenty-five million, eight hundred twenty-five thousand, five hundred twelve".