2947822316 has 24 divisors (see below), whose sum is σ = 5321544816. Its totient is φ = 1428102720.

The previous prime is 2947822313. The next prime is 2947822399. The reversal of 2947822316 is 6132287492.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2947822313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73811 + ... + 106506.

It is an arithmetic number, because the mean of its divisors is an integer number (221731034).

Almost surely, 2^2947822316 is an apocalyptic number.

It is an amenable number.

2947822316 is a deficient number, since it is larger than the sum of its proper divisors (2373722500).

2947822316 is a wasteful number, since it uses less digits than its factorization.

2947822316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180449 (or 180447 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 2947822316 is about 54293.8515487712. The cubic root of 2947822316 is about 1433.8391492359.

The spelling of 2947822316 in words is "two billion, nine hundred forty-seven million, eight hundred twenty-two thousand, three hundred sixteen".