12248842 has 4 divisors (see below), whose sum is σ = 18373266. Its totient is φ = 6124420.

The previous prime is 12248839. The next prime is 12248867. The reversal of 12248842 is 24884221.

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

It can be written as a sum of positive squares in only one way, i.e., 8755681 + 3493161 = 2959^2 + 1869^2 .

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 as a sum of consecutive naturals, namely, 3062209 + ... + 3062212.

Almost surely, 2^12248842 is an apocalyptic number.

12248842 is a deficient number, since it is larger than the sum of its proper divisors (6124424).

12248842 is an equidigital number, since it uses as much as digits as its factorization.

12248842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6124423.

The product of its digits is 8192, while the sum is 31.

The square root of 12248842 is about 3499.8345675189. The cubic root of 12248842 is about 230.5145505846.

The spelling of 12248842 in words is "twelve million, two hundred forty-eight thousand, eight hundred forty-two".