799888 has 10 divisors (see below), whose sum is σ = 1549814. Its totient is φ = 399936.

The previous prime is 799873. The next prime is 799891. The reversal of 799888 is 888997.

It can be written as a sum of positive squares in only one way, i.e., 725904 + 73984 = 852^2 + 272^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24981 + ... + 25012.

2⁷⁹⁹⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

799888 is a deficient number, since it is larger than the sum of its proper divisors (749926).

799888 is a wasteful number, since it uses less digits than its factorization.

799888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50001 (or 49995 counting only the distinct ones).

The product of its digits is 290304, while the sum is 49.

The square root of 799888 is about 894.3645789050. The cubic root of 799888 is about 92.8274443205.

The spelling of 799888 in words is "seven hundred ninety-nine thousand, eight hundred eighty-eight".