13323329 has 4 divisors (see below), whose sum is σ = 13336260. Its totient is φ = 13310400.

The previous prime is 13323287. The next prime is 13323337. The reversal of 13323329 is 92332331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3713329 + 9610000 = 1927^2 + 3100^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323329 - 2¹² = 13319233 is a prime.

It is a super-2 number, since 2×13323329² = 355022191284482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13323298 and 13323307.

It is not an unprimeable number, because it can be changed into a prime (13323929) 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, 4772 + ... + 7029.

It is an arithmetic number, because the mean of its divisors is an integer number (3334065).

Almost surely, 2^13323329 is an apocalyptic number.

It is an amenable number.

13323329 is a deficient number, since it is larger than the sum of its proper divisors (12931).

13323329 is a wasteful number, since it uses less digits than its factorization.

13323329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12930.

The product of its digits is 2916, while the sum is 26.

The square root of 13323329 is about 3650.1135598773. The cubic root of 13323329 is about 237.0668982162.

The spelling of 13323329 in words is "thirteen million, three hundred twenty-three thousand, three hundred twenty-nine".