799964 has 12 divisors (see below), whose sum is σ = 1527288. Its totient is φ = 363600.

The previous prime is 799961. The next prime is 799979. The reversal of 799964 is 469997.

799964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 18181 = 799964 / (7 + 9 + 9 + 9 + 6 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9047 + ... + 9134.

It is an arithmetic number, because the mean of its divisors is an integer number (127274).

2⁷⁹⁹⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

799964 is a deficient number, since it is larger than the sum of its proper divisors (727324).

799964 is a wasteful number, since it uses less digits than its factorization.

799964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18196 (or 18194 counting only the distinct ones).

The product of its digits is 122472, while the sum is 44.

The square root of 799964 is about 894.4070661617. The cubic root of 799964 is about 92.8303841747.

Adding to 799964 its sum of digits (44), we get a palindrome (800008).

799964 divided by its sum of digits (44) gives a palindrome (18181).

The spelling of 799964 in words is "seven hundred ninety-nine thousand, nine hundred sixty-four".