1606322227 has 4 divisors (see below), whose sum is σ = 1606405600. Its totient is φ = 1606238856.

The previous prime is 1606322219. The next prime is 1606322273. The reversal of 1606322227 is 7222236061.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7222236061 = 32159 ⋅224579.

It is a cyclic number.

It is not a de Polignac number, because 1606322227 - 2³ = 1606322219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1606322287) 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, 3649 + ... + 56797.

It is an arithmetic number, because the mean of its divisors is an integer number (401601400).

Almost surely, 2^1606322227 is an apocalyptic number.

1606322227 is a deficient number, since it is larger than the sum of its proper divisors (83373).

1606322227 is an equidigital number, since it uses as much as digits as its factorization.

1606322227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83372.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 1606322227 is about 40078.9499238690. The cubic root of 1606322227 is about 1171.1455959790.

Adding to 1606322227 its reverse (7222236061), we get a palindrome (8828558288).

The spelling of 1606322227 in words is "one billion, six hundred six million, three hundred twenty-two thousand, two hundred twenty-seven".