2939928166 has 24 divisors (see below), whose sum is σ = 5268526416. Its totient is φ = 1225914480.

The previous prime is 2939928163. The next prime is 2939928181. The reversal of 2939928166 is 6618299392.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939928163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 401770 + ... + 409021.

It is an arithmetic number, because the mean of its divisors is an integer number (219521934).

Almost surely, 2^2939928166 is an apocalyptic number.

2939928166 is a deficient number, since it is larger than the sum of its proper divisors (2328598250).

2939928166 is a wasteful number, since it uses less digits than its factorization.

2939928166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810844 (or 810837 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 55.

The square root of 2939928166 is about 54221.1044336059. The cubic root of 2939928166 is about 1432.5580837516.

The spelling of 2939928166 in words is "two billion, nine hundred thirty-nine million, nine hundred twenty-eight thousand, one hundred sixty-six".