906806 has 8 divisors (see below), whose sum is σ = 1379064. Its totient is φ = 447120.

The previous prime is 906793. The next prime is 906809. The reversal of 906806 is 608609.

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

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 906806.

It is not an unprimeable number, because it can be changed into a prime (906809) by changing a digit.

906806 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2960 + ... + 3251.

It is an arithmetic number, because the mean of its divisors is an integer number (172383).

2⁹⁰⁶⁸⁰⁶ is an apocalyptic number.

906806 is a deficient number, since it is larger than the sum of its proper divisors (472258).

906806 is a wasteful number, since it uses less digits than its factorization.

906806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 906806 is about 952.2636189627. The cubic root of 906806 is about 96.7917023828.

It can be divided in two parts, 906 and 806, that multiplied together give a triangular number (730236 = T₁₂₀₈).

The spelling of 906806 in words is "nine hundred six thousand, eight hundred six".