12565322 has 32 divisors (see below), whose sum is σ = 23708160. Its totient is φ = 4852080.

The previous prime is 12565307. The next prime is 12565339. The reversal of 12565322 is 22356521.

It is a junction number, because it is equal to n+sod(n) for n = 12565291 and 12565300.

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, 21113 + ... + 21699.

It is an arithmetic number, because the mean of its divisors is an integer number (740880).

Almost surely, 2^12565322 is an apocalyptic number.

12565322 is a deficient number, since it is larger than the sum of its proper divisors (11142838).

12565322 is a wasteful number, since it uses less digits than its factorization.

12565322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746.

The product of its digits is 3600, while the sum is 26.

The square root of 12565322 is about 3544.7597944007. The cubic root of 12565322 is about 232.4830033438.

The spelling of 12565322 in words is "twelve million, five hundred sixty-five thousand, three hundred twenty-two".