16893742 has 8 divisors (see below), whose sum is σ = 25375176. Its totient is φ = 8435352.

The previous prime is 16893739. The next prime is 16893749. The reversal of 16893742 is 24739861.

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

It is a junction number, because it is equal to n+sod(n) for n = 16893695 and 16893704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16893749) 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, 3793 + ... + 6940.

It is an arithmetic number, because the mean of its divisors is an integer number (3171897).

Almost surely, 2^16893742 is an apocalyptic number.

16893742 is a deficient number, since it is larger than the sum of its proper divisors (8481434).

16893742 is a wasteful number, since it uses less digits than its factorization.

16893742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11522.

The product of its digits is 72576, while the sum is 40.

The square root of 16893742 is about 4110.1997518369. The cubic root of 16893742 is about 256.5913149994.

The spelling of 16893742 in words is "sixteen million, eight hundred ninety-three thousand, seven hundred forty-two".