26224469 has 2 divisors, whose sum is σ = 26224470. Its totient is φ = 26224468.

The previous prime is 26224441. The next prime is 26224477. The reversal of 26224469 is 96442262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25623844 + 600625 = 5062^2 + 775^2 .

It is a cyclic number.

It is not a de Polignac number, because 26224469 - 2⁸ = 26224213 is a prime.

It is a super-2 number, since 2×26224469² = 1375445548663922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26224409) 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 as a sum of consecutive naturals, namely, 13112234 + 13112235.

It is an arithmetic number, because the mean of its divisors is an integer number (13112235).

Almost surely, 2^26224469 is an apocalyptic number.

It is an amenable number.

26224469 is a deficient number, since it is larger than the sum of its proper divisors (1).

26224469 is an equidigital number, since it uses as much as digits as its factorization.

26224469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 35.

The square root of 26224469 is about 5120.9832063775. The cubic root of 26224469 is about 297.0997144653.

The spelling of 26224469 in words is "twenty-six million, two hundred twenty-four thousand, four hundred sixty-nine".