13200442 has 8 divisors (see below), whose sum is σ = 20283732. Its totient is φ = 6439200.

The previous prime is 13200437. The next prime is 13200443. The reversal of 13200442 is 24400231.

13200442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13024881 + 175561 = 3609^2 + 419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13200443) 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, 80409 + ... + 80572.

Almost surely, 2^13200442 is an apocalyptic number.

13200442 is a deficient number, since it is larger than the sum of its proper divisors (7083290).

13200442 is a wasteful number, since it uses less digits than its factorization.

13200442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161024.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 13200442 is about 3633.2412526558. The cubic root of 13200442 is about 236.3357879240.

Adding to 13200442 its reverse (24400231), we get a palindrome (37600673).

The spelling of 13200442 in words is "thirteen million, two hundred thousand, four hundred forty-two".