25963289 has 8 divisors (see below), whose sum is σ = 28384032. Its totient is φ = 23552640.

The previous prime is 25963277. The next prime is 25963303. The reversal of 25963289 is 98236952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25963289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25963489) 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, 3497 + ... + 8009.

It is an arithmetic number, because the mean of its divisors is an integer number (3548004).

Almost surely, 2^25963289 is an apocalyptic number.

It is an amenable number.

25963289 is a deficient number, since it is larger than the sum of its proper divisors (2420743).

25963289 is a wasteful number, since it uses less digits than its factorization.

25963289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047.

The product of its digits is 233280, while the sum is 44.

The square root of 25963289 is about 5095.4184322782. The cubic root of 25963289 is about 296.1101101486.

It can be divided in two parts, 2596 and 3289, that added together give a palindrome (5885).

The spelling of 25963289 in words is "twenty-five million, nine hundred sixty-three thousand, two hundred eighty-nine".