16738243 has 8 divisors (see below), whose sum is σ = 17081568. Its totient is φ = 16398144.

The previous prime is 16738237. The next prime is 16738247. The reversal of 16738243 is 34283761.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 16738243 - 2⁹ = 16737731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16738199 and 16738208.

It is not an unprimeable number, because it can be changed into a prime (16738247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11505 + ... + 12877.

It is an arithmetic number, because the mean of its divisors is an integer number (2135196).

Almost surely, 2^16738243 is an apocalyptic number.

16738243 is a deficient number, since it is larger than the sum of its proper divisors (343325).

16738243 is a wasteful number, since it uses less digits than its factorization.

16738243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its digits is 24192, while the sum is 34.

The square root of 16738243 is about 4091.2397876438. The cubic root of 16738243 is about 255.8016193810.

The spelling of 16738243 in words is "sixteen million, seven hundred thirty-eight thousand, two hundred forty-three".