16338227 has 4 divisors (see below), whose sum is σ = 16545120. Its totient is φ = 16131336.

The previous prime is 16338197. The next prime is 16338229. The reversal of 16338227 is 72283361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72283361 = 53 ⋅1363837.

It is a cyclic number.

It is not a de Polignac number, because 16338227 - 2⁶ = 16338163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16338193 and 16338202.

It is not an unprimeable number, because it can be changed into a prime (16338229) 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, 103328 + ... + 103485.

It is an arithmetic number, because the mean of its divisors is an integer number (4136280).

Almost surely, 2^16338227 is an apocalyptic number.

16338227 is a deficient number, since it is larger than the sum of its proper divisors (206893).

16338227 is an equidigital number, since it uses as much as digits as its factorization.

16338227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206892.

The product of its digits is 12096, while the sum is 32.

The square root of 16338227 is about 4042.0572732212. The cubic root of 16338227 is about 253.7474239185.

It can be divided in two parts, 16338 and 227, that multiplied together give a triangular number (3708726 = T₂₇₂₃).

The spelling of 16338227 in words is "sixteen million, three hundred thirty-eight thousand, two hundred twenty-seven".