25846216 has 32 divisors (see below), whose sum is σ = 53272800. Its totient is φ = 11658240.

The previous prime is 25846211. The next prime is 25846229. The reversal of 25846216 is 61264852.

It is not an unprimeable number, because it can be changed into a prime (25846211) 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, 11176 + ... + 13288.

It is an arithmetic number, because the mean of its divisors is an integer number (1664775).

Almost surely, 2^25846216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25846216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26636400).

25846216 is an abundant number, since it is smaller than the sum of its proper divisors (27426584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25846216 is a wasteful number, since it uses less digits than its factorization.

25846216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269 (or 2265 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 25846216 is about 5083.9173872123. The cubic root of 25846216 is about 295.6643687839.

It can be divided in two parts, 25846 and 216, that added together give a palindrome (26062).

The spelling of 25846216 in words is "twenty-five million, eight hundred forty-six thousand, two hundred sixteen".