13052216 has 16 divisors (see below), whose sum is σ = 24888600. Its totient is φ = 6415264.

The previous prime is 13052191. The next prime is 13052261. The reversal of 13052216 is 61225031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13355 + ... + 14298.

Almost surely, 2^13052216 is an apocalyptic number.

It is an amenable number.

13052216 is a deficient number, since it is larger than the sum of its proper divisors (11836384).

13052216 is a wasteful number, since it uses less digits than its factorization.

13052216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27718 (or 27714 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 13052216 is about 3612.7850752570. The cubic root of 13052216 is about 235.4478617845.

Adding to 13052216 its reverse (61225031), we get a palindrome (74277247).

The spelling of 13052216 in words is "thirteen million, fifty-two thousand, two hundred sixteen".