13335320 has 16 divisors (see below), whose sum is σ = 30004560. Its totient is φ = 5334112.

The previous prime is 13335319. The next prime is 13335323. The reversal of 13335320 is 2353331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 13335292 and 13335301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13335323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166652 + ... + 166731.

It is an arithmetic number, because the mean of its divisors is an integer number (1875285).

Almost surely, 2^13335320 is an apocalyptic number.

13335320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13335320 is an abundant number, since it is smaller than the sum of its proper divisors (16669240).

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

13335320 is a wasteful number, since it uses less digits than its factorization.

13335320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333394 (or 333390 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 13335320 is about 3651.7557421054. The cubic root of 13335320 is about 237.1379969834.

Adding to 13335320 its reverse (2353331), we get a palindrome (15688651).

It can be divided in two parts, 133 and 35320, that added together give a palindrome (35453).

The spelling of 13335320 in words is "thirteen million, three hundred thirty-five thousand, three hundred twenty".