25582432 has 24 divisors (see below), whose sum is σ = 50500800. Its totient is φ = 12756864.

The previous prime is 25582393. The next prime is 25582439. The reversal of 25582432 is 23428552.

It is a junction number, because it is equal to n+sod(n) for n = 25582394 and 25582403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25582439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14494 + ... + 16162.

It is an arithmetic number, because the mean of its divisors is an integer number (2104200).

Almost surely, 2^25582432 is an apocalyptic number.

It is an amenable number.

25582432 is a deficient number, since it is larger than the sum of its proper divisors (24918368).

25582432 is a wasteful number, since it uses less digits than its factorization.

25582432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158 (or 2150 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 25582432 is about 5057.9078678837. The cubic root of 25582432 is about 294.6550866871.

The spelling of 25582432 in words is "twenty-five million, five hundred eighty-two thousand, four hundred thirty-two".