13330550 has 24 divisors (see below), whose sum is σ = 26255016. Its totient is φ = 5018240.

The previous prime is 13330531. The next prime is 13330553. The reversal of 13330550 is 5503331.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13330553) 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 11 ways as a sum of consecutive naturals, for example, 6992 + ... + 8691.

It is an arithmetic number, because the mean of its divisors is an integer number (1093959).

Almost surely, 2^13330550 is an apocalyptic number.

13330550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13330550 is a deficient number, since it is larger than the sum of its proper divisors (12924466).

13330550 is a wasteful number, since it uses less digits than its factorization.

13330550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15712 (or 15707 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 20.

The square root of 13330550 is about 3651.1025731962. The cubic root of 13330550 is about 237.1097191182.

Adding to 13330550 its reverse (5503331), we get a palindrome (18833881).

The spelling of 13330550 in words is "thirteen million, three hundred thirty thousand, five hundred fifty".