12262248 has 48 divisors (see below), whose sum is σ = 33679620. Its totient is φ = 4029696.

The previous prime is 12262199. The next prime is 12262259. The reversal of 12262248 is 84226221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12236004 + 26244 = 3498^2 + 162^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4090 + ... + 6422.

Almost surely, 2^12262248 is an apocalyptic number.

12262248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12262248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16839810).

12262248 is an abundant number, since it is smaller than the sum of its proper divisors (21417372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12262248 is a wasteful number, since it uses less digits than its factorization.

12262248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418 (or 2411 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 12262248 is about 3501.7492771471. The cubic root of 12262248 is about 230.5986170714.

Adding to 12262248 its reverse (84226221), we get a palindrome (96488469).

The spelling of 12262248 in words is "twelve million, two hundred sixty-two thousand, two hundred forty-eight".