12505322 has 16 divisors (see below), whose sum is σ = 19504800. Its totient is φ = 6006000.

The previous prime is 12505313. The next prime is 12505327. The reversal of 12505322 is 22350521.

It is a junction number, because it is equal to n+sod(n) for n = 12505294 and 12505303.

It is not an unprimeable number, because it can be changed into a prime (12505327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14129 + ... + 14987.

It is an arithmetic number, because the mean of its divisors is an integer number (1219050).

Almost surely, 2^12505322 is an apocalyptic number.

12505322 is a deficient number, since it is larger than the sum of its proper divisors (6999478).

12505322 is a wasteful number, since it uses less digits than its factorization.

12505322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 12505322 is about 3536.2864702962. The cubic root of 12505322 is about 232.1123737217.

Adding to 12505322 its reverse (22350521), we get a palindrome (34855843).

The spelling of 12505322 in words is "twelve million, five hundred five thousand, three hundred twenty-two".