13022046 has 40 divisors (see below), whose sum is σ = 30131904. Its totient is φ = 4199040.

The previous prime is 13022041. The next prime is 13022059. The reversal of 13022046 is 64022031.

It is a happy number.

It is a super-2 number, since 2×13022046² = 339147364052232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

13022046 is a modest number, since divided by 2046 gives 1302 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13022041) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3726 + ... + 6318.

Almost surely, 2^13022046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13022046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15065952).

13022046 is an abundant number, since it is smaller than the sum of its proper divisors (17109858).

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

13022046 is a wasteful number, since it uses less digits than its factorization.

13022046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638 (or 2629 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 13022046 is about 3608.6072105454. The cubic root of 13022046 is about 235.2663104369.

Adding to 13022046 its reverse (64022031), we get a palindrome (77044077).

The spelling of 13022046 in words is "thirteen million, twenty-two thousand, forty-six".