12645022 has 16 divisors (see below), whose sum is σ = 20547072. Its totient is φ = 5801760.

The previous prime is 12645011. The next prime is 12645041. The reversal of 12645022 is 22054621.

12645022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12644984 and 12645002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3363 + ... + 6049.

It is an arithmetic number, because the mean of its divisors is an integer number (1284192).

Almost surely, 2^12645022 is an apocalyptic number.

12645022 is a deficient number, since it is larger than the sum of its proper divisors (7902050).

12645022 is a wasteful number, since it uses less digits than its factorization.

12645022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 12645022 is about 3555.9839707175. The cubic root of 12645022 is about 232.9735029764.

Adding to 12645022 its reverse (22054621), we get a palindrome (34699643).

The spelling of 12645022 in words is "twelve million, six hundred forty-five thousand, twenty-two".