26130233 has 4 divisors (see below), whose sum is σ = 26361588. Its totient is φ = 25898880.

The previous prime is 26130229. The next prime is 26130253. The reversal of 26130233 is 33203162.

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 13227769 + 12902464 = 3637^2 + 3592^2 .

It is a cyclic number.

It is not a de Polignac number, because 26130233 - 2² = 26130229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26130253) 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, 115508 + ... + 115733.

It is an arithmetic number, because the mean of its divisors is an integer number (6590397).

Almost surely, 2^26130233 is an apocalyptic number.

It is an amenable number.

26130233 is a deficient number, since it is larger than the sum of its proper divisors (231355).

26130233 is a wasteful number, since it uses less digits than its factorization.

26130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231354.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 26130233 is about 5111.7739582262. The cubic root of 26130233 is about 296.7434175587.

Adding to 26130233 its reverse (33203162), we get a palindrome (59333395).

The spelling of 26130233 in words is "twenty-six million, one hundred thirty thousand, two hundred thirty-three".