799557 has 8 divisors (see below), whose sum is σ = 1163040. Its totient is φ = 484560.

The previous prime is 799553. The next prime is 799573. The reversal of 799557 is 755997.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 799557 - 2² = 799553 is a prime.

799557 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12082 + ... + 12147.

It is an arithmetic number, because the mean of its divisors is an integer number (145380).

2⁷⁹⁹⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

799557 is a deficient number, since it is larger than the sum of its proper divisors (363483).

799557 is a wasteful number, since it uses less digits than its factorization.

799557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24243.

The product of its digits is 99225, while the sum is 42.

The square root of 799557 is about 894.1795121786. The cubic root of 799557 is about 92.8146383096.

The spelling of 799557 in words is "seven hundred ninety-nine thousand, five hundred fifty-seven".