12236255 has 4 divisors (see below), whose sum is σ = 14683512. Its totient is φ = 9789000.

The previous prime is 12236249. The next prime is 12236291. The reversal of 12236255 is 55263221.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12236255 - 2⁴ = 12236239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223621 + ... + 1223630.

It is an arithmetic number, because the mean of its divisors is an integer number (3670878).

Almost surely, 2^12236255 is an apocalyptic number.

12236255 is a deficient number, since it is larger than the sum of its proper divisors (2447257).

12236255 is an equidigital number, since it uses as much as digits as its factorization.

12236255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447256.

The product of its digits is 3600, while the sum is 26.

The square root of 12236255 is about 3498.0358774604. The cubic root of 12236255 is about 230.4355640410.

Adding to 12236255 its reverse (55263221), we get a palindrome (67499476).

The spelling of 12236255 in words is "twelve million, two hundred thirty-six thousand, two hundred fifty-five".