12522446 has 8 divisors (see below), whose sum is σ = 19091784. Its totient is φ = 6158520.

The previous prime is 12522443. The next prime is 12522457. The reversal of 12522446 is 64422521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12522443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51200 + ... + 51443.

It is an arithmetic number, because the mean of its divisors is an integer number (2386473).

Almost surely, 2^12522446 is an apocalyptic number.

12522446 is a deficient number, since it is larger than the sum of its proper divisors (6569338).

12522446 is a wasteful number, since it uses less digits than its factorization.

12522446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102706.

The product of its digits is 3840, while the sum is 26.

The square root of 12522446 is about 3538.7068259465. The cubic root of 12522446 is about 232.2182720861.

Adding to 12522446 its reverse (64422521), we get a palindrome (76944967).

The spelling of 12522446 in words is "twelve million, five hundred twenty-two thousand, four hundred forty-six".