806199 has 4 divisors (see below), whose sum is σ = 1074936. Its totient is φ = 537464.

The previous prime is 806177. The next prime is 806203. The reversal of 806199 is 991608.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 806199 - 2⁹ = 805687 is a prime.

It is a super-3 number, since 3×806199³ = 1571983633365295797, which contains 333 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134364 + ... + 134369.

It is an arithmetic number, because the mean of its divisors is an integer number (268734).

2⁸⁰⁶¹⁹⁹ is an apocalyptic number.

806199 is a deficient number, since it is larger than the sum of its proper divisors (268737).

806199 is a wasteful number, since it uses less digits than its factorization.

806199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268736.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 806199 is about 897.8858502059. The cubic root of 806199 is about 93.0709367445.

The spelling of 806199 in words is "eight hundred six thousand, one hundred ninety-nine".