25802672 has 40 divisors (see below), whose sum is σ = 57725472. Its totient is φ = 10944000.

The previous prime is 25802659. The next prime is 25802701. The reversal of 25802672 is 27620852.

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 7 ways as a sum of consecutive naturals, for example, 10172 + ... + 12452.

Almost surely, 2^25802672 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 25802672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28862736).

25802672 is an abundant number, since it is smaller than the sum of its proper divisors (31922800).

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

25802672 is a wasteful number, since it uses less digits than its factorization.

25802672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2391 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 25802672 is about 5079.6330576135. The cubic root of 25802672 is about 295.4982368437.

The spelling of 25802672 in words is "twenty-five million, eight hundred two thousand, six hundred seventy-two".