16801798 has 16 divisors (see below), whose sum is σ = 27354096. Its totient is φ = 7693920.

The previous prime is 16801793. The next prime is 16801819. The reversal of 16801798 is 89710861.

It is a self number, because there is not a number n which added to its sum of digits gives 16801798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16801793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940 + ... + 5872.

It is an arithmetic number, because the mean of its divisors is an integer number (1709631).

Almost surely, 2^16801798 is an apocalyptic number.

16801798 is a deficient number, since it is larger than the sum of its proper divisors (10552298).

16801798 is a wasteful number, since it uses less digits than its factorization.

16801798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5079.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 16801798 is about 4098.9996340571. Note that the first 3 decimals coincide. The cubic root of 16801798 is about 256.1249695023.

The spelling of 16801798 in words is "sixteen million, eight hundred one thousand, seven hundred ninety-eight".