16227355 has 4 divisors (see below), whose sum is σ = 19472832. Its totient is φ = 12981880.

The previous prime is 16227331. The next prime is 16227359. The reversal of 16227355 is 55372261.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-16227355 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16227359) 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, 1622731 + ... + 1622740.

It is an arithmetic number, because the mean of its divisors is an integer number (4868208).

Almost surely, 2^16227355 is an apocalyptic number.

16227355 is a deficient number, since it is larger than the sum of its proper divisors (3245477).

16227355 is an equidigital number, since it uses as much as digits as its factorization.

16227355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245476.

The product of its digits is 12600, while the sum is 31.

The square root of 16227355 is about 4028.3191283710. The cubic root of 16227355 is about 253.1721398767.

The spelling of 16227355 in words is "sixteen million, two hundred twenty-seven thousand, three hundred fifty-five".