13320330 has 32 divisors (see below), whose sum is σ = 33652800. Its totient is φ = 3364992.

The previous prime is 13320313. The next prime is 13320343. The reversal of 13320330 is 3302331.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11115 + ... + 12254.

It is an arithmetic number, because the mean of its divisors is an integer number (1051650).

Almost surely, 2^13320330 is an apocalyptic number.

13320330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13320330 is an abundant number, since it is smaller than the sum of its proper divisors (20332470).

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

13320330 is a wasteful number, since it uses less digits than its factorization.

13320330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23398.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 13320330 is about 3649.7027276204. The cubic root of 13320330 is about 237.0491094443.

Adding to 13320330 its reverse (3302331), we get a palindrome (16622661).

The spelling of 13320330 in words is "thirteen million, three hundred twenty thousand, three hundred thirty".