2873722388 has 24 divisors (see below), whose sum is σ = 5089022400. Its totient is φ = 1419763968.

The previous prime is 2873722387. The next prime is 2873722391. The reversal of 2873722388 is 8832273782.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2873722387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250073 + ... + 261311.

It is an arithmetic number, because the mean of its divisors is an integer number (212042600).

Almost surely, 2^2873722388 is an apocalyptic number.

It is an amenable number.

2873722388 is a deficient number, since it is larger than the sum of its proper divisors (2215300012).

2873722388 is a wasteful number, since it uses less digits than its factorization.

2873722388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11999 (or 11997 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 50.

The square root of 2873722388 is about 53607.1113566101. Note that the first 3 decimals coincide. The cubic root of 2873722388 is about 1421.7228292349.

The spelling of 2873722388 in words is "two billion, eight hundred seventy-three million, seven hundred twenty-two thousand, three hundred eighty-eight".