25882089 has 4 divisors (see below), whose sum is σ = 34509456. Its totient is φ = 17254724.

The previous prime is 25882081. The next prime is 25882091. The reversal of 25882089 is 98028852.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25882089 - 2³ = 25882081 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25882089.

It is not an unprimeable number, because it can be changed into a prime (25882081) 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, 4313679 + ... + 4313684.

It is an arithmetic number, because the mean of its divisors is an integer number (8627364).

Almost surely, 2^25882089 is an apocalyptic number.

It is an amenable number.

25882089 is a deficient number, since it is larger than the sum of its proper divisors (8627367).

25882089 is an equidigital number, since it uses as much as digits as its factorization.

25882089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8627366.

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 25882089 is about 5087.4442503088. Note that the first 3 decimals coincide. The cubic root of 25882089 is about 295.8010936940.

The spelling of 25882089 in words is "twenty-five million, eight hundred eighty-two thousand, eighty-nine".