16311422 has 8 divisors (see below), whose sum is σ = 24556296. Its totient is φ = 8125992.

The previous prime is 16311419. The next prime is 16311467. The reversal of 16311422 is 22411361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16311394 and 16311403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14168 + ... + 15275.

It is an arithmetic number, because the mean of its divisors is an integer number (3069537).

Almost surely, 2^16311422 is an apocalyptic number.

16311422 is a deficient number, since it is larger than the sum of its proper divisors (8244874).

16311422 is a wasteful number, since it uses less digits than its factorization.

16311422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29722.

The product of its digits is 288, while the sum is 20.

The square root of 16311422 is about 4038.7401500963. The cubic root of 16311422 is about 253.6085793387.

Adding to 16311422 its reverse (22411361), we get a palindrome (38722783).

The spelling of 16311422 in words is "sixteen million, three hundred eleven thousand, four hundred twenty-two".