26270001 has 12 divisors (see below), whose sum is σ = 39351312. Its totient is φ = 17513172.

The previous prime is 26269993. The next prime is 26270059. The reversal of 26270001 is 10007262.

It is a happy number.

It is not a de Polignac number, because 26270001 - 2³ = 26269993 is a prime.

It is a super-2 number, since 2×26270001² = 1380225905080002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26270401) 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 11 ways as a sum of consecutive naturals, for example, 53811 + ... + 54296.

It is an arithmetic number, because the mean of its divisors is an integer number (3279276).

Almost surely, 2^26270001 is an apocalyptic number.

It is an amenable number.

26270001 is a deficient number, since it is larger than the sum of its proper divisors (13081311).

26270001 is an equidigital number, since it uses as much as digits as its factorization.

26270001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108122 (or 108110 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 26270001 is about 5125.4269090487. The cubic root of 26270001 is about 297.2715606232.

Adding to 26270001 its reverse (10007262), we get a palindrome (36277263).

The spelling of 26270001 in words is "twenty-six million, two hundred seventy thousand, one".