2788667832 has 16 divisors (see below), whose sum is σ = 6971669640. Its totient is φ = 929555936.

The previous prime is 2788667813. The next prime is 2788667839. The reversal of 2788667832 is 2387668872.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2788667839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58097223 + ... + 58097270.

Almost surely, 2^2788667832 is an apocalyptic number.

It is an amenable number.

2788667832 is an abundant number, since it is smaller than the sum of its proper divisors (4183001808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2788667832 is a wasteful number, since it uses less digits than its factorization.

2788667832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116194502 (or 116194498 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 57.

The square root of 2788667832 is about 52807.8387363088. The cubic root of 2788667832 is about 1407.5557189320. Note that the first 3 decimals are identical.

The spelling of 2788667832 in words is "two billion, seven hundred eighty-eight million, six hundred sixty-seven thousand, eight hundred thirty-two".