25689082 has 8 divisors (see below), whose sum is σ = 38556000. Its totient is φ = 12837084.

The previous prime is 25689067. The next prime is 25689089. The reversal of 25689082 is 28098652.

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

It is not an unprimeable number, because it can be changed into a prime (25689089) 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, 3019 + ... + 7777.

It is an arithmetic number, because the mean of its divisors is an integer number (4819500).

Almost surely, 2^25689082 is an apocalyptic number.

25689082 is a deficient number, since it is larger than the sum of its proper divisors (12866918).

25689082 is a wasteful number, since it uses less digits than its factorization.

25689082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7460.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 25689082 is about 5068.4397993860. The cubic root of 25689082 is about 295.0639792287.

The spelling of 25689082 in words is "twenty-five million, six hundred eighty-nine thousand, eighty-two".