12823522 has 16 divisors (see below), whose sum is σ = 20051712. Its totient is φ = 6143760.

The previous prime is 12823519. The next prime is 12823541. The reversal of 12823522 is 22532821.

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 7 ways as a sum of consecutive naturals, for example, 5668 + ... + 7600.

It is an arithmetic number, because the mean of its divisors is an integer number (1253232).

Almost surely, 2^12823522 is an apocalyptic number.

12823522 is a deficient number, since it is larger than the sum of its proper divisors (7228190).

12823522 is a wasteful number, since it uses less digits than its factorization.

12823522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073.

The product of its digits is 1920, while the sum is 25.

The square root of 12823522 is about 3580.9945545895. The cubic root of 12823522 is about 234.0646204271.

The spelling of 12823522 in words is "twelve million, eight hundred twenty-three thousand, five hundred twenty-two".