16849793 has 2 divisors, whose sum is σ = 16849794. Its totient is φ = 16849792.

The previous prime is 16849759. The next prime is 16849843. The reversal of 16849793 is 39794861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11336689 + 5513104 = 3367^2 + 2348^2 .

It is a cyclic number.

It is not a de Polignac number, because 16849793 - 2²⁴ = 72577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16849753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8424896 + 8424897.

It is an arithmetic number, because the mean of its divisors is an integer number (8424897).

Almost surely, 2^16849793 is an apocalyptic number.

It is an amenable number.

16849793 is a deficient number, since it is larger than the sum of its proper divisors (1).

16849793 is an equidigital number, since it uses as much as digits as its factorization.

16849793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 16849793 is about 4104.8499363558. The cubic root of 16849793 is about 256.3686146878.

The spelling of 16849793 in words is "sixteen million, eight hundred forty-nine thousand, seven hundred ninety-three".