25612442 has 8 divisors (see below), whose sum is σ = 38591616. Its totient is φ = 12748572.

The previous prime is 25612439. The next prime is 25612463. The reversal of 25612442 is 24421652.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 28268 + ... + 29159.

It is an arithmetic number, because the mean of its divisors is an integer number (4823952).

Almost surely, 2^25612442 is an apocalyptic number.

25612442 is a deficient number, since it is larger than the sum of its proper divisors (12979174).

25612442 is a wasteful number, since it uses less digits than its factorization.

25612442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57652.

The product of its digits is 3840, while the sum is 26.

The square root of 25612442 is about 5060.8736399954. The cubic root of 25612442 is about 294.7702587414.

The spelling of 25612442 in words is "twenty-five million, six hundred twelve thousand, four hundred forty-two".