8102806 has 4 divisors (see below), whose sum is σ = 12154212. Its totient is φ = 4051402.

The previous prime is 8102777. The next prime is 8102821. The reversal of 8102806 is 6082018.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025700 + ... + 2025703.

It is an arithmetic number, because the mean of its divisors is an integer number (3038553).

Almost surely, 2^8102806 is an apocalyptic number.

8102806 is a deficient number, since it is larger than the sum of its proper divisors (4051406).

8102806 is a wasteful number, since it uses less digits than its factorization.

8102806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051405.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 8102806 is about 2846.5428154166. The cubic root of 8102806 is about 200.8530728270.

The spelling of 8102806 in words is "eight million, one hundred two thousand, eight hundred six".