26233213 has 4 divisors (see below), whose sum is σ = 26245728. Its totient is φ = 26220700.

The previous prime is 26233199. The next prime is 26233219. The reversal of 26233213 is 31233262.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31233262 = 2 ⋅15616631.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26233213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26233219) 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, 2263 + ... + 7588.

It is an arithmetic number, because the mean of its divisors is an integer number (6561432).

Almost surely, 2^26233213 is an apocalyptic number.

It is an amenable number.

26233213 is a deficient number, since it is larger than the sum of its proper divisors (12515).

26233213 is an equidigital number, since it uses as much as digits as its factorization.

26233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12514.

The product of its digits is 1296, while the sum is 22.

The square root of 26233213 is about 5121.8368775274. The cubic root of 26233213 is about 297.1327313553.

Adding to 26233213 its reverse (31233262), we get a palindrome (57466475).

The spelling of 26233213 in words is "twenty-six million, two hundred thirty-three thousand, two hundred thirteen".