16236422 has 16 divisors (see below), whose sum is σ = 24948000. Its totient is φ = 7922880.

The previous prime is 16236421. The next prime is 16236443. The reversal of 16236422 is 22463261.

It is a junction number, because it is equal to n+sod(n) for n = 16236391 and 16236400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16236421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14954 + ... + 16002.

It is an arithmetic number, because the mean of its divisors is an integer number (1559250).

Almost surely, 2^16236422 is an apocalyptic number.

16236422 is a deficient number, since it is larger than the sum of its proper divisors (8711578).

16236422 is a wasteful number, since it uses less digits than its factorization.

16236422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231.

The product of its digits is 3456, while the sum is 26.

The square root of 16236422 is about 4029.4443785713. Note that the first 3 decimals coincide. The cubic root of 16236422 is about 253.2192842283.

Adding to 16236422 its reverse (22463261), we get a palindrome (38699683).

The spelling of 16236422 in words is "sixteen million, two hundred thirty-six thousand, four hundred twenty-two".