26224643 has 2 divisors, whose sum is σ = 26224644. Its totient is φ = 26224642.

The previous prime is 26224621. The next prime is 26224661. The reversal of 26224643 is 34642262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26224643 - 2¹⁰ = 26223619 is a prime.

It is not a weakly prime, because it can be changed into another prime (26224663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13112321 + 13112322.

It is an arithmetic number, because the mean of its divisors is an integer number (13112322).

Almost surely, 2^26224643 is an apocalyptic number.

26224643 is a deficient number, since it is larger than the sum of its proper divisors (1).

26224643 is an equidigital number, since it uses as much as digits as its factorization.

26224643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 29.

The square root of 26224643 is about 5121.0001952744. Note that the first 3 decimals coincide. The cubic root of 26224643 is about 297.1003715519.

The spelling of 26224643 in words is "twenty-six million, two hundred twenty-four thousand, six hundred forty-three".