16539834 has 8 divisors (see below), whose sum is σ = 33079680. Its totient is φ = 5513276.

The previous prime is 16539799. The next prime is 16539839. The reversal of 16539834 is 43893561.

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

16539834 is an admirable number.

It is a super-2 number, since 2×16539834² = 547132217495112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16539792 and 16539801.

It is not an unprimeable number, because it can be changed into a prime (16539839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1378314 + ... + 1378325.

It is an arithmetic number, because the mean of its divisors is an integer number (4134960).

Almost surely, 2^16539834 is an apocalyptic number.

16539834 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.

16539834 is a wasteful number, since it uses less digits than its factorization.

16539834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756644.

The product of its digits is 77760, while the sum is 39.

The square root of 16539834 is about 4066.9194730164. The cubic root of 16539834 is about 254.7868730540.

The spelling of 16539834 in words is "sixteen million, five hundred thirty-nine thousand, eight hundred thirty-four".