16303227 has 4 divisors (see below), whose sum is σ = 21737640. Its totient is φ = 10868816.

The previous prime is 16303211. The next prime is 16303229. The reversal of 16303227 is 72230361.

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

It is a cyclic number.

It is not a de Polignac number, because 16303227 - 2⁴ = 16303211 is a prime.

It is a super-2 number, since 2×16303227² = 531590421227058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16303197 and 16303206.

It is not an unprimeable number, because it can be changed into a prime (16303229) 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, 2717202 + ... + 2717207.

It is an arithmetic number, because the mean of its divisors is an integer number (5434410).

Almost surely, 2^16303227 is an apocalyptic number.

16303227 is a deficient number, since it is larger than the sum of its proper divisors (5434413).

16303227 is an equidigital number, since it uses as much as digits as its factorization.

16303227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434412.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 16303227 is about 4037.7254735804. The cubic root of 16303227 is about 253.5661005068.

Adding to 16303227 its reverse (72230361), we get a palindrome (88533588).

The spelling of 16303227 in words is "sixteen million, three hundred three thousand, two hundred twenty-seven".