16830657 has 12 divisors (see below), whose sum is σ = 24604944. Its totient is φ = 11084760.

The previous prime is 16830617. The next prime is 16830679. The reversal of 16830657 is 75603861.

It is not a de Polignac number, because 16830657 - 2¹⁶ = 16765121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16830607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10519 + ... + 12012.

It is an arithmetic number, because the mean of its divisors is an integer number (2050412).

Almost surely, 2^16830657 is an apocalyptic number.

It is an amenable number.

16830657 is a deficient number, since it is larger than the sum of its proper divisors (7774287).

16830657 is a wasteful number, since it uses less digits than its factorization.

16830657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22620 (or 22617 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 16830657 is about 4102.5183729022. The cubic root of 16830657 is about 256.2715268848.

The spelling of 16830657 in words is "sixteen million, eight hundred thirty thousand, six hundred fifty-seven".