799953 has 16 divisors (see below), whose sum is σ = 1330176. Its totient is φ = 415440.

The previous prime is 799949. The next prime is 799961. The reversal of 799953 is 359997.

It is a happy number.

It is not a de Polignac number, because 799953 - 2² = 799949 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 799953.

It is not an unprimeable number, because it can be changed into a prime (799993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1501 + ... + 1962.

It is an arithmetic number, because the mean of its divisors is an integer number (83136).

2⁷⁹⁹⁹⁵³ is an apocalyptic number.

It is an amenable number.

799953 is a deficient number, since it is larger than the sum of its proper divisors (530223).

799953 is a wasteful number, since it uses less digits than its factorization.

799953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484.

The product of its digits is 76545, while the sum is 42.

The square root of 799953 is about 894.4009168153. The cubic root of 799953 is about 92.8299586810.

The spelling of 799953 in words is "seven hundred ninety-nine thousand, nine hundred fifty-three".