806158 has 4 divisors (see below), whose sum is σ = 1209240. Its totient is φ = 403078.

The previous prime is 806153. The next prime is 806159. The reversal of 806158 is 851608.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201538 + ... + 201541.

It is an arithmetic number, because the mean of its divisors is an integer number (302310).

2⁸⁰⁶¹⁵⁸ is an apocalyptic number.

806158 is a deficient number, since it is larger than the sum of its proper divisors (403082).

806158 is a wasteful number, since it uses less digits than its factorization.

806158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403081.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 806158 is about 897.8630185056. The cubic root of 806158 is about 93.0693589814.

The spelling of 806158 in words is "eight hundred six thousand, one hundred fifty-eight".