718799 has 4 divisors (see below), whose sum is σ = 738264. Its totient is φ = 699336.

The previous prime is 718759. The next prime is 718801. The reversal of 718799 is 997817.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 997817 = 41 ⋅24337.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-718799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 718799.

It is not an unprimeable number, because it can be changed into a prime (718759) 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, 9677 + ... + 9750.

It is an arithmetic number, because the mean of its divisors is an integer number (184566).

2⁷¹⁸⁷⁹⁹ is an apocalyptic number.

718799 is a deficient number, since it is larger than the sum of its proper divisors (19465).

718799 is a wasteful number, since it uses less digits than its factorization.

718799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19464.

The product of its digits is 31752, while the sum is 41.

The square root of 718799 is about 847.8201460215. The cubic root of 718799 is about 89.5782323158.

The spelling of 718799 in words is "seven hundred eighteen thousand, seven hundred ninety-nine".