26568001 has 4 divisors (see below), whose sum is σ = 27003604. Its totient is φ = 26132400.

The previous prime is 26567977. The next prime is 26568007. The reversal of 26568001 is 10086562.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10246401 + 16321600 = 3201^2 + 4040^2 .

It is not a de Polignac number, because 26568001 - 2¹¹ = 26565953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26568007) 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 3 ways as a sum of consecutive naturals, for example, 217710 + ... + 217831.

It is an arithmetic number, because the mean of its divisors is an integer number (6750901).

Almost surely, 2^26568001 is an apocalyptic number.

It is an amenable number.

26568001 is a deficient number, since it is larger than the sum of its proper divisors (435603).

26568001 is an equidigital number, since it uses as much as digits as its factorization.

26568001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435602.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 26568001 is about 5154.4156797837. The cubic root of 26568001 is about 298.3913937399.

The spelling of 26568001 in words is "twenty-six million, five hundred sixty-eight thousand, one".