12234555 has 12 divisors (see below), whose sum is σ = 21206640. Its totient is φ = 6525072.

The previous prime is 12234529. The next prime is 12234559. The reversal of 12234555 is 55543221.

It is a happy number.

It is not a de Polignac number, because 12234555 - 2⁷ = 12234427 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (12234559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135895 + ... + 135984.

It is an arithmetic number, because the mean of its divisors is an integer number (1767220).

Almost surely, 2^12234555 is an apocalyptic number.

12234555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12234555 is a deficient number, since it is larger than the sum of its proper divisors (8972085).

12234555 is a wasteful number, since it uses less digits than its factorization.

12234555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271890 (or 271887 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 12234555 is about 3497.7928755145. The cubic root of 12234555 is about 230.4248919685.

Adding to 12234555 its reverse (55543221), we get a palindrome (67777776).

It can be divided in two parts, 1223 and 4555, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 12234555 in words is "twelve million, two hundred thirty-four thousand, five hundred fifty-five".