16128226 has 16 divisors (see below), whose sum is σ = 26156160. Its totient is φ = 7432560.

The previous prime is 16128197. The next prime is 16128227. The reversal of 16128226 is 62282161.

16128226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16128194 and 16128203.

It is not an unprimeable number, because it can be changed into a prime (16128227) 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, 4330 + ... + 7141.

It is an arithmetic number, because the mean of its divisors is an integer number (1634760).

Almost surely, 2^16128226 is an apocalyptic number.

16128226 is a deficient number, since it is larger than the sum of its proper divisors (10027934).

16128226 is a wasteful number, since it uses less digits than its factorization.

16128226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11529.

The product of its digits is 2304, while the sum is 28.

The square root of 16128226 is about 4015.9962649385. The cubic root of 16128226 is about 252.6555640407.

The spelling of 16128226 in words is "sixteen million, one hundred twenty-eight thousand, two hundred twenty-six".