12412522 has 8 divisors (see below), whose sum is σ = 19260900. Its totient is φ = 5992224.

The previous prime is 12412513. The next prime is 12412523. The reversal of 12412522 is 22521421.

It can be written as a sum of positive squares in 2 ways, for example, as 11758041 + 654481 = 3429^2 + 809^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12412522.

It is not an unprimeable number, because it can be changed into a prime (12412523) 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, 106947 + ... + 107062.

Almost surely, 2^12412522 is an apocalyptic number.

12412522 is a deficient number, since it is larger than the sum of its proper divisors (6848378).

12412522 is a wasteful number, since it uses less digits than its factorization.

12412522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214040.

The product of its digits is 320, while the sum is 19.

The square root of 12412522 is about 3523.1409282060. The cubic root of 12412522 is about 231.5367912952.

Adding to 12412522 its reverse (22521421), we get a palindrome (34933943).

The spelling of 12412522 in words is "twelve million, four hundred twelve thousand, five hundred twenty-two".