16709234 has 8 divisors (see below), whose sum is σ = 25190400. Its totient is φ = 8312436.

The previous prime is 16709219. The next prime is 16709239. The reversal of 16709234 is 43290761.

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

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 16709234.

It is not an unprimeable number, because it can be changed into a prime (16709239) 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 3 ways as a sum of consecutive naturals, for example, 20594 + ... + 21389.

It is an arithmetic number, because the mean of its divisors is an integer number (3148800).

Almost surely, 2^16709234 is an apocalyptic number.

16709234 is a deficient number, since it is larger than the sum of its proper divisors (8481166).

16709234 is a wasteful number, since it uses less digits than its factorization.

16709234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42184.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 16709234 is about 4087.6929923858. The cubic root of 16709234 is about 255.6537575823.

Adding to 16709234 its reverse (43290761), we get a palindrome (59999995).

The spelling of 16709234 in words is "sixteen million, seven hundred nine thousand, two hundred thirty-four".