3162221146 has 32 divisors (see below), whose sum is σ = 5554144512. Its totient is φ = 1322334720.

The previous prime is 3162221143. The next prime is 3162221261. The reversal of 3162221146 is 6411222613.

It is not an unprimeable number, because it can be changed into a prime (3162221141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80020 + ... + 112816.

It is an arithmetic number, because the mean of its divisors is an integer number (173567016).

Almost surely, 2^3162221146 is an apocalyptic number.

3162221146 is a deficient number, since it is larger than the sum of its proper divisors (2391923366).

3162221146 is a wasteful number, since it uses less digits than its factorization.

3162221146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32974.

The product of its digits is 3456, while the sum is 28.

The square root of 3162221146 is about 56233.6300268798. The cubic root of 3162221146 is about 1467.7905237189.

Adding to 3162221146 its reverse (6411222613), we get a palindrome (9573443759).

The spelling of 3162221146 in words is "three billion, one hundred sixty-two million, two hundred twenty-one thousand, one hundred forty-six".