805066 has 8 divisors (see below), whose sum is σ = 1211904. Its totient is φ = 401100.

The previous prime is 805061. The next prime is 805067. The reversal of 805066 is 660508.

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

It is a super-3 number, since 3×805066³ = 1565365333410082488, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 805066.

It is not an unprimeable number, because it can be changed into a prime (805061) 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, 241 + ... + 1291.

It is an arithmetic number, because the mean of its divisors is an integer number (151488).

2⁸⁰⁵⁰⁶⁶ is an apocalyptic number.

805066 is a deficient number, since it is larger than the sum of its proper divisors (406838).

805066 is a wasteful number, since it uses less digits than its factorization.

805066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 805066 is about 897.2547018545. The cubic root of 805066 is about 93.0273169070.

The spelling of 805066 in words is "eight hundred five thousand, sixty-six".