16939206 has 40 divisors (see below), whose sum is σ = 39192384. Its totient is φ = 5462640.

The previous prime is 16939189. The next prime is 16939213. The reversal of 16939206 is 60293961.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3336 + ... + 6708.

Almost surely, 2^16939206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16939206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19596192).

16939206 is an abundant number, since it is smaller than the sum of its proper divisors (22253178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16939206 is a wasteful number, since it uses less digits than its factorization.

16939206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418 (or 3409 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 16939206 is about 4115.7266673092. The cubic root of 16939206 is about 256.8212861210.

The spelling of 16939206 in words is "sixteen million, nine hundred thirty-nine thousand, two hundred six".