26422849 has 4 divisors (see below), whose sum is σ = 26440020. Its totient is φ = 26405680.

The previous prime is 26422841. The next prime is 26422853. The reversal of 26422849 is 94822462.

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 5198400 + 21224449 = 2280^2 + 4607^2 .

It is a cyclic number.

It is not a de Polignac number, because 26422849 - 2³ = 26422841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26422841) 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, 6022 + ... + 9439.

It is an arithmetic number, because the mean of its divisors is an integer number (6610005).

Almost surely, 2^26422849 is an apocalyptic number.

It is an amenable number.

26422849 is a deficient number, since it is larger than the sum of its proper divisors (17171).

26422849 is a wasteful number, since it uses less digits than its factorization.

26422849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17170.

The product of its digits is 55296, while the sum is 37.

The square root of 26422849 is about 5140.3160408675. The cubic root of 26422849 is about 297.8469891483.

The spelling of 26422849 in words is "twenty-six million, four hundred twenty-two thousand, eight hundred forty-nine".