13326020 has 12 divisors (see below), whose sum is σ = 27984684. Its totient is φ = 5330400.

The previous prime is 13325971. The next prime is 13326029. The reversal of 13326020 is 2062331.

13326020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9229444 + 4096576 = 3038^2 + 2024^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13326020.

It is not an unprimeable number, because it can be changed into a prime (13326029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333131 + ... + 333170.

It is an arithmetic number, because the mean of its divisors is an integer number (2332057).

Almost surely, 2^13326020 is an apocalyptic number.

13326020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13326020 is an abundant number, since it is smaller than the sum of its proper divisors (14658664).

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

13326020 is a wasteful number, since it uses less digits than its factorization.

13326020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666310 (or 666308 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13326020 is about 3650.4821599345. The cubic root of 13326020 is about 237.0828577930.

Adding to 13326020 its reverse (2062331), we get a palindrome (15388351).

The spelling of 13326020 in words is "thirteen million, three hundred twenty-six thousand, twenty".