25919232 has 36 divisors (see below), whose sum is σ = 68985000. Its totient is φ = 8639488.

The previous prime is 25919207. The next prime is 25919233. The reversal of 25919232 is 23291952.

It is a junction number, because it is equal to n+sod(n) for n = 25919193 and 25919202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25919233) 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, 16107 + ... + 17642.

It is an arithmetic number, because the mean of its divisors is an integer number (1916250).

Almost surely, 2^25919232 is an apocalyptic number.

It is an amenable number.

25919232 is an abundant number, since it is smaller than the sum of its proper divisors (43065768).

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

25919232 is an equidigital number, since it uses as much as digits as its factorization.

25919232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33768 (or 33754 counting only the distinct ones).

The product of its digits is 9720, while the sum is 33.

The square root of 25919232 is about 5091.0933992611. The cubic root of 25919232 is about 295.9425259728.

It can be divided in two parts, 259 and 19232, that added together give a palindrome (19491).

The spelling of 25919232 in words is "twenty-five million, nine hundred nineteen thousand, two hundred thirty-two".