25745612 has 12 divisors (see below), whose sum is σ = 45090360. Its totient is φ = 12862656.

The previous prime is 25745611. The next prime is 25745623. The reversal of 25745612 is 21654752.

It is not an unprimeable number, because it can be changed into a prime (25745611) by changing a digit.

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, 8564 + ... + 11172.

It is an arithmetic number, because the mean of its divisors is an integer number (3757530).

Almost surely, 2^25745612 is an apocalyptic number.

It is an amenable number.

25745612 is a deficient number, since it is larger than the sum of its proper divisors (19344748).

25745612 is a wasteful number, since it uses less digits than its factorization.

25745612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5080 (or 5078 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 25745612 is about 5074.0134016378. The cubic root of 25745612 is about 295.2802545926.

The spelling of 25745612 in words is "twenty-five million, seven hundred forty-five thousand, six hundred twelve".