16422472 has 16 divisors (see below), whose sum is σ = 33591600. Its totient is φ = 7464720.

The previous prime is 16422457. The next prime is 16422491. The reversal of 16422472 is 27422461.

It is a happy number.

16422472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16422472.

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, 93222 + ... + 93397.

It is an arithmetic number, because the mean of its divisors is an integer number (2099475).

Almost surely, 2^16422472 is an apocalyptic number.

It is an amenable number.

16422472 is an abundant number, since it is smaller than the sum of its proper divisors (17169128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16422472 is a wasteful number, since it uses less digits than its factorization.

16422472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186636 (or 186632 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 16422472 is about 4052.4649289044. The cubic root of 16422472 is about 254.1828100947.

It can be divided in two parts, 1642 and 2472, that added together give a palindrome (4114).

The spelling of 16422472 in words is "sixteen million, four hundred twenty-two thousand, four hundred seventy-two".