25860895 has 8 divisors (see below), whose sum is σ = 32103360. Its totient is φ = 19975200.

The previous prime is 25860871. The next prime is 25860899. The reversal of 25860895 is 59806852.

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

It is not a de Polignac number, because 25860895 - 2¹⁹ = 25336607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25860899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89031 + ... + 89320.

It is an arithmetic number, because the mean of its divisors is an integer number (4012920).

Almost surely, 2^25860895 is an apocalyptic number.

25860895 is a deficient number, since it is larger than the sum of its proper divisors (6242465).

25860895 is a wasteful number, since it uses less digits than its factorization.

25860895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178385.

The product of its (nonzero) digits is 172800, while the sum is 43.

The square root of 25860895 is about 5085.3608524863. The cubic root of 25860895 is about 295.7203310171.

The spelling of 25860895 in words is "twenty-five million, eight hundred sixty thousand, eight hundred ninety-five".