25882215 has 8 divisors (see below), whose sum is σ = 41411568. Its totient is φ = 13803840.

The previous prime is 25882187. The next prime is 25882229. The reversal of 25882215 is 51228852.

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

It is not a de Polignac number, because 25882215 - 2⁵ = 25882183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862726 + ... + 862755.

It is an arithmetic number, because the mean of its divisors is an integer number (5176446).

Almost surely, 2^25882215 is an apocalyptic number.

25882215 is a deficient number, since it is larger than the sum of its proper divisors (15529353).

25882215 is a wasteful number, since it uses less digits than its factorization.

25882215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1725489.

The product of its digits is 12800, while the sum is 33.

The square root of 25882215 is about 5087.4566337218. The cubic root of 25882215 is about 295.8015737026.

The spelling of 25882215 in words is "twenty-five million, eight hundred eighty-two thousand, two hundred fifteen".