16040422 has 16 divisors (see below), whose sum is σ = 24993360. Its totient is φ = 7711648.

The previous prime is 16040411. The next prime is 16040441. The reversal of 16040422 is 22404061.

It is a self number, because there is not a number n which added to its sum of digits gives 16040422.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19728 + ... + 20524.

It is an arithmetic number, because the mean of its divisors is an integer number (1562085).

Almost surely, 2^16040422 is an apocalyptic number.

16040422 is a deficient number, since it is larger than the sum of its proper divisors (8952938).

16040422 is a wasteful number, since it uses less digits than its factorization.

16040422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 16040422 is about 4005.0495627395. The cubic root of 16040422 is about 252.1962337314.

Adding to 16040422 its reverse (22404061), we get a palindrome (38444483).

The spelling of 16040422 in words is "sixteen million, forty thousand, four hundred twenty-two".