16822127 has 4 divisors (see below), whose sum is σ = 19225296. Its totient is φ = 14418960.

The previous prime is 16822123. The next prime is 16822133. The reversal of 16822127 is 72122861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16822127 - 2² = 16822123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16822127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16822121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201574 + ... + 1201587.

It is an arithmetic number, because the mean of its divisors is an integer number (4806324).

Almost surely, 2^16822127 is an apocalyptic number.

16822127 is a deficient number, since it is larger than the sum of its proper divisors (2403169).

16822127 is an equidigital number, since it uses as much as digits as its factorization.

16822127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403168.

The product of its digits is 2688, while the sum is 29.

The square root of 16822127 is about 4101.4786358093. The cubic root of 16822127 is about 256.2282256335.

Adding to 16822127 its reverse (72122861), we get a palindrome (88944988).

The spelling of 16822127 in words is "sixteen million, eight hundred twenty-two thousand, one hundred twenty-seven".