16228075 has 6 divisors (see below), whose sum is σ = 20122844. Its totient is φ = 12982440.

The previous prime is 16228073. The next prime is 16228099. The reversal of 16228075 is 57082261.

It is not a de Polignac number, because 16228075 - 2¹ = 16228073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16228073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 324537 + ... + 324586.

Almost surely, 2^16228075 is an apocalyptic number.

16228075 is a deficient number, since it is larger than the sum of its proper divisors (3894769).

16228075 is an equidigital number, since it uses as much as digits as its factorization.

16228075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649133 (or 649128 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 16228075 is about 4028.4084946788. The cubic root of 16228075 is about 253.1758841970.

The spelling of 16228075 in words is "sixteen million, two hundred twenty-eight thousand, seventy-five".