3161373222 has 64 divisors (see below), whose sum is σ = 7331917824. Its totient is φ = 890067360.

The previous prime is 3161373221. The next prime is 3161373233. The reversal of 3161373222 is 2223731613.

It is a super-2 number, since 2×3161373222² = 19988561297557322568, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3161373222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3161373221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1710703 + ... + 1712549.

It is an arithmetic number, because the mean of its divisors is an integer number (114561216).

Almost surely, 2^3161373222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3161373222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3665958912).

3161373222 is an abundant number, since it is smaller than the sum of its proper divisors (4170544602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3161373222 is a wasteful number, since it uses less digits than its factorization.

3161373222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2433.

The product of its digits is 9072, while the sum is 30.

The square root of 3161373222 is about 56226.0902250903. The cubic root of 3161373222 is about 1467.6593199424.

The spelling of 3161373222 in words is "three billion, one hundred sixty-one million, three hundred seventy-three thousand, two hundred twenty-two".