26025563 has 4 divisors (see below), whose sum is σ = 26339208. Its totient is φ = 25711920.

The previous prime is 26025539. The next prime is 26025569. The reversal of 26025563 is 36552062.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26025563 - 2¹⁰ = 26024539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26025569) 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, 156698 + ... + 156863.

It is an arithmetic number, because the mean of its divisors is an integer number (6584802).

Almost surely, 2^26025563 is an apocalyptic number.

26025563 is a deficient number, since it is larger than the sum of its proper divisors (313645).

26025563 is an equidigital number, since it uses as much as digits as its factorization.

26025563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313644.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 26025563 is about 5101.5255561449. The cubic root of 26025563 is about 296.3466651502.

The spelling of 26025563 in words is "twenty-six million, twenty-five thousand, five hundred sixty-three".