799744 has 44 divisors (see below), whose sum is σ = 1768608. Its totient is φ = 358400.

The previous prime is 799741. The next prime is 799753. The reversal of 799744 is 447997.

It is a tau number, because it is divible by the number of its divisors (44).

Its product of digits (63504) is a multiple of the sum of its prime divisors (84).

It is a junction number, because it is equal to n+sod(n) for n = 799697 and 799706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11229 + ... + 11299.

2⁷⁹⁹⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884304).

799744 is an abundant number, since it is smaller than the sum of its proper divisors (968864).

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

799744 is a wasteful number, since it uses less digits than its factorization.

799744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 84 counting only the distinct ones).

The product of its digits is 63504, while the sum is 40.

The square root of 799744 is about 894.2840711989. The cubic root of 799744 is about 92.8218735597.

The spelling of 799744 in words is "seven hundred ninety-nine thousand, seven hundred forty-four".