12522344 has 8 divisors (see below), whose sum is σ = 23479410. Its totient is φ = 6261168.

The previous prime is 12522329. The next prime is 12522361. The reversal of 12522344 is 44322521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12517444 + 4900 = 3538^2 + 70^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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, 782639 + ... + 782654.

Almost surely, 2^12522344 is an apocalyptic number.

It is an amenable number.

12522344 is a deficient number, since it is larger than the sum of its proper divisors (10957066).

12522344 is a wasteful number, since it uses less digits than its factorization.

12522344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565299 (or 1565295 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 12522344 is about 3538.6924138727. The cubic root of 12522344 is about 232.2176415828.

Adding to 12522344 its reverse (44322521), we get a palindrome (56844865).

The spelling of 12522344 in words is "twelve million, five hundred twenty-two thousand, three hundred forty-four".