6920806 has 4 divisors (see below), whose sum is σ = 10381212. Its totient is φ = 3460402.

The previous prime is 6920803. The next prime is 6920827. The reversal of 6920806 is 6080296.

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 (6920801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1730200 + ... + 1730203.

It is an arithmetic number, because the mean of its divisors is an integer number (2595303).

Almost surely, 2^6920806 is an apocalyptic number.

6920806 is a deficient number, since it is larger than the sum of its proper divisors (3460406).

6920806 is a wasteful number, since it uses less digits than its factorization.

6920806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460405.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 6920806 is about 2630.7424807457. The cubic root of 6920806 is about 190.5689868931.

The spelling of 6920806 in words is "six million, nine hundred twenty thousand, eight hundred six".