799972 has 12 divisors (see below), whose sum is σ = 1432816. Its totient is φ = 390600.

The previous prime is 799961. The next prime is 799979. The reversal of 799972 is 279997.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (799979) 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, 2154 + ... + 2497.

2⁷⁹⁹⁹⁷² is an apocalyptic number.

It is an amenable number.

799972 is a deficient number, since it is larger than the sum of its proper divisors (632844).

799972 is a wasteful number, since it uses less digits than its factorization.

799972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698 (or 4696 counting only the distinct ones).

The product of its digits is 71442, while the sum is 43.

The square root of 799972 is about 894.4115383871. The cubic root of 799972 is about 92.8306936222.

It can be divided in two parts, 799 and 972, that added together give a palindrome (1771).

The spelling of 799972 in words is "seven hundred ninety-nine thousand, nine hundred seventy-two".