16345228 has 12 divisors (see below), whose sum is σ = 30286872. Its totient is φ = 7691840.

The previous prime is 16345171. The next prime is 16345229. The reversal of 16345228 is 82254361.

16345228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16345228.

It is not an unprimeable number, because it can be changed into a prime (16345229) 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, 120118 + ... + 120253.

It is an arithmetic number, because the mean of its divisors is an integer number (2523906).

Almost surely, 2^16345228 is an apocalyptic number.

It is an amenable number.

16345228 is a deficient number, since it is larger than the sum of its proper divisors (13941644).

16345228 is a wasteful number, since it uses less digits than its factorization.

16345228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240392 (or 240390 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 16345228 is about 4042.9231998642. The cubic root of 16345228 is about 253.7836626942.

Adding to 16345228 its reverse (82254361), we get a palindrome (98599589).

The spelling of 16345228 in words is "sixteen million, three hundred forty-five thousand, two hundred twenty-eight".