799776 has 36 divisors (see below), whose sum is σ = 2275182. Its totient is φ = 266496.

The previous prime is 799759. The next prime is 799789. The reversal of 799776 is 677997.

It can be written as a sum of positive squares in only one way, i.e., 767376 + 32400 = 876^2 + 180^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

799776 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1101 + ... + 1676.

2⁷⁹⁹⁷⁷⁶ is an apocalyptic number.

It is an amenable number.

799776 is an abundant number, since it is smaller than the sum of its proper divisors (1475406).

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

799776 is a wasteful number, since it uses less digits than its factorization.

799776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793 (or 2782 counting only the distinct ones).

The product of its digits is 166698, while the sum is 45.

The square root of 799776 is about 894.3019624266. The cubic root of 799776 is about 92.8231115643.

The spelling of 799776 in words is "seven hundred ninety-nine thousand, seven hundred seventy-six".