3945366322 has 32 divisors (see below), whose sum is σ = 6186958848. Its totient is φ = 1885643136.

The previous prime is 3945366319. The next prime is 3945366323. The reversal of 3945366322 is 2236635493.

It is not an unprimeable number, because it can be changed into a prime (3945366323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639183 + ... + 645325.

It is an arithmetic number, because the mean of its divisors is an integer number (193342464).

Almost surely, 2^3945366322 is an apocalyptic number.

3945366322 is a deficient number, since it is larger than the sum of its proper divisors (2241592526).

3945366322 is a wasteful number, since it uses less digits than its factorization.

3945366322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6354.

The product of its digits is 699840, while the sum is 43.

The square root of 3945366322 is about 62812.1510696776. The cubic root of 3945366322 is about 1580.1407664468.

The spelling of 3945366322 in words is "three billion, nine hundred forty-five million, three hundred sixty-six thousand, three hundred twenty-two".