16234393 has 8 divisors (see below), whose sum is σ = 18581312. Its totient is φ = 13894416.

The previous prime is 16234391. The next prime is 16234399. The reversal of 16234393 is 39343261.

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 16234393 - 2¹ = 16234391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16234391) 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, 5071 + ... + 7627.

It is an arithmetic number, because the mean of its divisors is an integer number (2322664).

Almost surely, 2^16234393 is an apocalyptic number.

It is an amenable number.

16234393 is a deficient number, since it is larger than the sum of its proper divisors (2346919).

16234393 is an equidigital number, since it uses as much as digits as its factorization.

16234393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471.

The product of its digits is 11664, while the sum is 31.

The square root of 16234393 is about 4029.1925990203. The cubic root of 16234393 is about 253.2087358589.

The spelling of 16234393 in words is "sixteen million, two hundred thirty-four thousand, three hundred ninety-three".