26321223 has 8 divisors (see below), whose sum is σ = 36620928. Its totient is φ = 16784504.

The previous prime is 26321189. The next prime is 26321227. The reversal of 26321223 is 32212362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26321223 - 2¹⁶ = 26255687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26321223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26321227) 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 7 ways as a sum of consecutive naturals, for example, 190665 + ... + 190802.

It is an arithmetic number, because the mean of its divisors is an integer number (4577616).

Almost surely, 2^26321223 is an apocalyptic number.

26321223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

26321223 is a deficient number, since it is larger than the sum of its proper divisors (10299705).

26321223 is a wasteful number, since it uses less digits than its factorization.

26321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381493.

The product of its digits is 864, while the sum is 21.

The square root of 26321223 is about 5130.4213277274. The cubic root of 26321223 is about 297.4646447169.

Adding to 26321223 its reverse (32212362), we get a palindrome (58533585).

The spelling of 26321223 in words is "twenty-six million, three hundred twenty-one thousand, two hundred twenty-three".