25626089 has 16 divisors (see below), whose sum is σ = 28169856. Its totient is φ = 23212800.

The previous prime is 25626077. The next prime is 25626103. The reversal of 25626089 is 98062652.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25626089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25626019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82244 + ... + 82554.

It is an arithmetic number, because the mean of its divisors is an integer number (1760616).

Almost surely, 2^25626089 is an apocalyptic number.

It is an amenable number.

25626089 is a deficient number, since it is larger than the sum of its proper divisors (2543767).

25626089 is a wasteful number, since it uses less digits than its factorization.

25626089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 25626089 is about 5062.2217454394. The cubic root of 25626089 is about 294.8226032941.

The spelling of 25626089 in words is "twenty-five million, six hundred twenty-six thousand, eighty-nine".