13214536 has 16 divisors (see below), whose sum is σ = 24853500. Its totient is φ = 6586944.

The previous prime is 13214527. The next prime is 13214561. The reversal of 13214536 is 63541231.

It can be written as a sum of positive squares in 2 ways, for example, as 13176900 + 37636 = 3630^2 + 194^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13214536.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426 + ... + 5158.

Almost surely, 2^13214536 is an apocalyptic number.

It is an amenable number.

13214536 is a deficient number, since it is larger than the sum of its proper divisors (11638964).

13214536 is a wasteful number, since it uses less digits than its factorization.

13214536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088 (or 5084 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 13214536 is about 3635.1803256510. The cubic root of 13214536 is about 236.4198692457.

Adding to 13214536 its reverse (63541231), we get a palindrome (76755767).

The spelling of 13214536 in words is "thirteen million, two hundred fourteen thousand, five hundred thirty-six".