25802132 has 12 divisors (see below), whose sum is σ = 45233076. Its totient is φ = 12878400.

The previous prime is 25802131. The next prime is 25802177. The reversal of 25802132 is 23120852.

It can be written as a sum of positive squares in 2 ways, for example, as 11316496 + 14485636 = 3364^2 + 3806^2 .

It is a super-3 number, since 3×25802132³ (a number of 23 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 25802098 and 25802107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25802131) 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, 2963 + ... + 7770.

It is an arithmetic number, because the mean of its divisors is an integer number (3769423).

Almost surely, 2^25802132 is an apocalyptic number.

It is an amenable number.

25802132 is a deficient number, since it is larger than the sum of its proper divisors (19430944).

25802132 is a wasteful number, since it uses less digits than its factorization.

25802132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11338 (or 11336 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 25802132 is about 5079.5799038897. The cubic root of 25802132 is about 295.4961754272.

Adding to 25802132 its reverse (23120852), we get a palindrome (48922984).

The spelling of 25802132 in words is "twenty-five million, eight hundred two thousand, one hundred thirty-two".