16830638 has 16 divisors (see below), whose sum is σ = 27630720. Its totient is φ = 7625400.

The previous prime is 16830617. The next prime is 16830679. The reversal of 16830638 is 83603861.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16830598 and 16830607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6833 + ... + 8963.

It is an arithmetic number, because the mean of its divisors is an integer number (1726920).

Almost surely, 2^16830638 is an apocalyptic number.

16830638 is a deficient number, since it is larger than the sum of its proper divisors (10800082).

16830638 is a wasteful number, since it uses less digits than its factorization.

16830638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 16830638 is about 4102.5160572507. The cubic root of 16830638 is about 256.2714304504.

The spelling of 16830638 in words is "sixteen million, eight hundred thirty thousand, six hundred thirty-eight".