16789242 has 8 divisors (see below), whose sum is σ = 33578496. Its totient is φ = 5596412.

The previous prime is 16789219. The next prime is 16789243. The reversal of 16789242 is 24298761.

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

16789242 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 16789242.

It is not an unprimeable number, because it can be changed into a prime (16789243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399098 + ... + 1399109.

It is an arithmetic number, because the mean of its divisors is an integer number (4197312).

Almost surely, 2^16789242 is an apocalyptic number.

16789242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16789242 is a wasteful number, since it uses less digits than its factorization.

16789242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798212.

The product of its digits is 48384, while the sum is 39.

The square root of 16789242 is about 4097.4677546016. The cubic root of 16789242 is about 256.0611527899.

The spelling of 16789242 in words is "sixteen million, seven hundred eighty-nine thousand, two hundred forty-two".