26266241 has 4 divisors (see below), whose sum is σ = 27811332. Its totient is φ = 24721152.

The previous prime is 26266231. The next prime is 26266243. The reversal of 26266241 is 14266262.

26266241 = 1235² + 1236² + ... + 1251².

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 17977600 + 8288641 = 4240^2 + 2879^2 .

It is a cyclic number.

It is not a de Polignac number, because 26266241 - 2²² = 22071937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26266243) 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, 772520 + ... + 772553.

It is an arithmetic number, because the mean of its divisors is an integer number (6952833).

Almost surely, 2^26266241 is an apocalyptic number.

It is an amenable number.

26266241 is a deficient number, since it is larger than the sum of its proper divisors (1545091).

26266241 is a wasteful number, since it uses less digits than its factorization.

26266241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545090.

The product of its digits is 6912, while the sum is 29.

The square root of 26266241 is about 5125.0600972086. The cubic root of 26266241 is about 297.2573772155.

The spelling of 26266241 in words is "twenty-six million, two hundred sixty-six thousand, two hundred forty-one".