2922981188 has 6 divisors (see below), whose sum is σ = 5115217086. Its totient is φ = 1461490592.

The previous prime is 2922981161. The next prime is 2922981199. The reversal of 2922981188 is 8811892292.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2335015684 + 587965504 = 48322^2 + 24248^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365372645 + ... + 365372652.

It is an arithmetic number, because the mean of its divisors is an integer number (852536181).

Almost surely, 2^2922981188 is an apocalyptic number.

It is an amenable number.

2922981188 is a deficient number, since it is larger than the sum of its proper divisors (2192235898).

2922981188 is a wasteful number, since it uses less digits than its factorization.

2922981188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730745301 (or 730745299 counting only the distinct ones).

The product of its digits is 331776, while the sum is 50.

The square root of 2922981188 is about 54064.6019868823. The cubic root of 2922981188 is about 1429.8001559449.

The spelling of 2922981188 in words is "two billion, nine hundred twenty-two million, nine hundred eighty-one thousand, one hundred eighty-eight".