13608442 has 8 divisors (see below), whose sum is σ = 21071232. Its totient is φ = 6584700.

The previous prime is 13608401. The next prime is 13608457. The reversal of 13608442 is 24480631.

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 13608442.

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, 109684 + ... + 109807.

It is an arithmetic number, because the mean of its divisors is an integer number (2633904).

Almost surely, 2^13608442 is an apocalyptic number.

13608442 is a deficient number, since it is larger than the sum of its proper divisors (7462790).

13608442 is a wasteful number, since it uses less digits than its factorization.

13608442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219524.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 13608442 is about 3688.9621846801. The cubic root of 13608442 is about 238.7460173125.

The spelling of 13608442 in words is "thirteen million, six hundred eight thousand, four hundred forty-two".