12522248 has 8 divisors (see below), whose sum is σ = 23479230. Its totient is φ = 6261120.

The previous prime is 12522241. The next prime is 12522253. The reversal of 12522248 is 84222521.

It can be written as a sum of positive squares in only one way, i.e., 12376324 + 145924 = 3518^2 + 382^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12522241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 782633 + ... + 782648.

Almost surely, 2^12522248 is an apocalyptic number.

It is an amenable number.

12522248 is a deficient number, since it is larger than the sum of its proper divisors (10956982).

12522248 is a wasteful number, since it uses less digits than its factorization.

12522248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565287 (or 1565283 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 12522248 is about 3538.6788495143. The cubic root of 12522248 is about 232.2170481649.

Adding to 12522248 its reverse (84222521), we get a palindrome (96744769).

The spelling of 12522248 in words is "twelve million, five hundred twenty-two thousand, two hundred forty-eight".