12521262 has 32 divisors (see below), whose sum is σ = 27125280. Its totient is φ = 3830400.

The previous prime is 12521239. The next prime is 12521291. The reversal of 12521262 is 26212521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17512 + ... + 18212.

It is an arithmetic number, because the mean of its divisors is an integer number (847665).

Almost surely, 2^12521262 is an apocalyptic number.

12521262 is an abundant number, since it is smaller than the sum of its proper divisors (14604018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12521262 is a wasteful number, since it uses less digits than its factorization.

12521262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its digits is 480, while the sum is 21.

The square root of 12521262 is about 3538.5395292408. The cubic root of 12521262 is about 232.2109530926.

Adding to 12521262 its reverse (26212521), we get a palindrome (38733783).

The spelling of 12521262 in words is "twelve million, five hundred twenty-one thousand, two hundred sixty-two".