16339216 has 20 divisors (see below), whose sum is σ = 32178124. Its totient is φ = 8035200.

The previous prime is 16339181. The next prime is 16339229. The reversal of 16339216 is 61293361.

It can be written as a sum of positive squares in 2 ways, for example, as 8386816 + 7952400 = 2896^2 + 2820^2 .

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7395 + ... + 9346.

Almost surely, 2^16339216 is an apocalyptic number.

16339216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16339216 is a deficient number, since it is larger than the sum of its proper divisors (15838908).

16339216 is a wasteful number, since it uses less digits than its factorization.

16339216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16810 (or 16804 counting only the distinct ones).

The product of its digits is 5832, while the sum is 31.

The square root of 16339216 is about 4042.1796100619. The cubic root of 16339216 is about 253.7525438363.

The spelling of 16339216 in words is "sixteen million, three hundred thirty-nine thousand, two hundred sixteen".