13004022 has 16 divisors (see below), whose sum is σ = 26127360. Its totient is φ = 4314792.

The previous prime is 13003987. The next prime is 13004051. The reversal of 13004022 is 22040031.

It is a junction number, because it is equal to n+sod(n) for n = 13003989 and 13004007.

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, 3522 + ... + 6197.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 2^13004022 is an apocalyptic number.

13004022 is an abundant number, since it is smaller than the sum of its proper divisors (13123338).

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

13004022 is a wasteful number, since it uses less digits than its factorization.

13004022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9947.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 13004022 is about 3606.1089833781. The cubic root of 13004022 is about 235.1577151644.

Adding to 13004022 its reverse (22040031), we get a palindrome (35044053).

The spelling of 13004022 in words is "thirteen million, four thousand, twenty-two".