1609600322 has 18 divisors (see below), whose sum is σ = 2654874579. Its totient is φ = 731352820.

The previous prime is 1609600313. The next prime is 1609600327. The reversal of 1609600322 is 2230069061.

It can be written as a sum of positive squares in only one way, i.e., 804800161 + 804800161 = 28369^2 + 28369^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=28369.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1609600327) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 622829 + ... + 625407.

Almost surely, 2^1609600322 is an apocalyptic number.

1609600322 is a deficient number, since it is larger than the sum of its proper divisors (1045274257).

1609600322 is an frugal number, since it uses more digits than its factorization.

1609600322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182 (or 2592 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 1609600322 is about 40119.8245509623. The cubic root of 1609600322 is about 1171.9417247288.

Adding to 1609600322 its reverse (2230069061), we get a palindrome (3839669383).

The spelling of 1609600322 in words is "one billion, six hundred nine million, six hundred thousand, three hundred twenty-two".