25789238 has 16 divisors (see below), whose sum is σ = 41574384. Its totient is φ = 11953920.

The previous prime is 25789237. The next prime is 25789249. The reversal of 25789238 is 83298752.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25789237) 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 7 ways as a sum of consecutive naturals, for example, 3383 + ... + 7938.

It is an arithmetic number, because the mean of its divisors is an integer number (2598399).

Almost surely, 2^25789238 is an apocalyptic number.

25789238 is a deficient number, since it is larger than the sum of its proper divisors (15785146).

25789238 is a wasteful number, since it uses less digits than its factorization.

25789238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11407.

The product of its digits is 241920, while the sum is 44.

The square root of 25789238 is about 5078.3105458410. The cubic root of 25789238 is about 295.4469448373.

The spelling of 25789238 in words is "twenty-five million, seven hundred eighty-nine thousand, two hundred thirty-eight".