16272226 has 16 divisors (see below), whose sum is σ = 24931800. Its totient is φ = 7963648.

The previous prime is 16272197. The next prime is 16272229. The reversal of 16272226 is 62227261.

16272226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10017225 + 6255001 = 3165^2 + 2501^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16272194 and 16272203.

It is not an unprimeable number, because it can be changed into a prime (16272229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19710 + ... + 20518.

Almost surely, 2^16272226 is an apocalyptic number.

16272226 is a deficient number, since it is larger than the sum of its proper divisors (8659574).

16272226 is a wasteful number, since it uses less digits than its factorization.

16272226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013.

The product of its digits is 4032, while the sum is 28.

The square root of 16272226 is about 4033.8847281498. The cubic root of 16272226 is about 253.4052777352.

Adding to 16272226 its reverse (62227261), we get a palindrome (78499487).

The spelling of 16272226 in words is "sixteen million, two hundred seventy-two thousand, two hundred twenty-six".