13200340 has 24 divisors (see below), whose sum is σ = 28137312. Its totient is φ = 5200800.

The previous prime is 13200329. The next prime is 13200353. The reversal of 13200340 is 4300231.

It is a super-3 number, since 3×13200340³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13200340.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3586 + ... + 6265.

It is an arithmetic number, because the mean of its divisors is an integer number (1172388).

Almost surely, 2^13200340 is an apocalyptic number.

13200340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13200340 is an abundant number, since it is smaller than the sum of its proper divisors (14936972).

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

13200340 is a wasteful number, since it uses less digits than its factorization.

13200340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9927 (or 9925 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 13200340 is about 3633.2272155757. The cubic root of 13200340 is about 236.3351791991.

Adding to 13200340 its reverse (4300231), we get a palindrome (17500571).

The spelling of 13200340 in words is "thirteen million, two hundred thousand, three hundred forty".