13500242 has 8 divisors (see below), whose sum is σ = 23143296. Its totient is φ = 5785812.

The previous prime is 13500211. The next prime is 13500259. The reversal of 13500242 is 24200531.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13500242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482138 + ... + 482165.

It is an arithmetic number, because the mean of its divisors is an integer number (2892912).

Almost surely, 2^13500242 is an apocalyptic number.

13500242 is a deficient number, since it is larger than the sum of its proper divisors (9643054).

13500242 is an equidigital number, since it uses as much as digits as its factorization.

13500242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964312.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 13500242 is about 3674.2675460559. The cubic root of 13500242 is about 238.1115805684. Note that the first 3 decimals are identical.

Adding to 13500242 its reverse (24200531), we get a palindrome (37700773).

The spelling of 13500242 in words is "thirteen million, five hundred thousand, two hundred forty-two".