2799788 has 6 divisors (see below), whose sum is σ = 4899636. Its totient is φ = 1399892.

The previous prime is 2799787. The next prime is 2799791. The reversal of 2799788 is 8879972.

It is a happy number.

2799788 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2799787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349970 + ... + 349977.

It is an arithmetic number, because the mean of its divisors is an integer number (816606).

2^2799788 is an apocalyptic number.

It is an amenable number.

2799788 is a deficient number, since it is larger than the sum of its proper divisors (2099848).

2799788 is a wasteful number, since it uses less digits than its factorization.

2799788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699951 (or 699949 counting only the distinct ones).

The product of its digits is 508032, while the sum is 50.

The square root of 2799788 is about 1673.2567047527. The cubic root of 2799788 is about 140.9424173436.

The spelling of 2799788 in words is "two million, seven hundred ninety-nine thousand, seven hundred eighty-eight".