25685282 has 8 divisors (see below), whose sum is σ = 44031936. Its totient is φ = 11007972.

The previous prime is 25685279. The next prime is 25685291. The reversal of 25685282 is 28258652.

It is a happy number.

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

It is a super-2 number, since 2×25685282² = 1319467422839048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917318 + ... + 917345.

It is an arithmetic number, because the mean of its divisors is an integer number (5503992).

Almost surely, 2^25685282 is an apocalyptic number.

25685282 is a deficient number, since it is larger than the sum of its proper divisors (18346654).

25685282 is a wasteful number, since it uses less digits than its factorization.

25685282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834672.

The product of its digits is 76800, while the sum is 38.

The square root of 25685282 is about 5068.0649167113. The cubic root of 25685282 is about 295.0494296182.

The spelling of 25685282 in words is "twenty-five million, six hundred eighty-five thousand, two hundred eighty-two".