13622016 has 36 divisors (see below), whose sum is σ = 36256472. Its totient is φ = 4540416.

The previous prime is 13622009. The next prime is 13622039. The reversal of 13622016 is 61022631.

It is a happy number.

13622016 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 = 13621983 and 13622001.

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, 8101 + ... + 9636.

Almost surely, 2^13622016 is an apocalyptic number.

13622016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13622016 is an abundant number, since it is smaller than the sum of its proper divisors (22634456).

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

13622016 is an equidigital number, since it uses as much as digits as its factorization.

13622016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17756 (or 17742 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 13622016 is about 3690.8015389614. The cubic root of 13622016 is about 238.8253715232.

Adding to 13622016 its reverse (61022631), we get a palindrome (74644647).

The spelling of 13622016 in words is "thirteen million, six hundred twenty-two thousand, sixteen".