16224226 has 8 divisors (see below), whose sum is σ = 24356700. Its totient is φ = 8105328.

The previous prime is 16224211. The next prime is 16224227. The reversal of 16224226 is 62242261.

It can be written as a sum of positive squares in 2 ways, for example, as 16008001 + 216225 = 4001^2 + 465^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 16224226.

It is not an unprimeable number, because it can be changed into a prime (16224227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480 + ... + 5716.

Almost surely, 2^16224226 is an apocalyptic number.

16224226 is a deficient number, since it is larger than the sum of its proper divisors (8132474).

16224226 is a wasteful number, since it uses less digits than its factorization.

16224226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6788.

The product of its digits is 2304, while the sum is 25.

The square root of 16224226 is about 4027.9307342605. The cubic root of 16224226 is about 253.1558663980.

Adding to 16224226 its reverse (62242261), we get a palindrome (78466487).

The spelling of 16224226 in words is "sixteen million, two hundred twenty-four thousand, two hundred twenty-six".