8209066 has 8 divisors (see below), whose sum is σ = 12337380. Its totient is φ = 4096608.

The previous prime is 8209063. The next prime is 8209081. The reversal of 8209066 is 6609028.

It can be written as a sum of positive squares in 2 ways, for example, as 8208225 + 841 = 2865^2 + 29^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8209063) 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, 2571 + ... + 4798.

Almost surely, 2^8209066 is an apocalyptic number.

8209066 is a deficient number, since it is larger than the sum of its proper divisors (4128314).

8209066 is a wasteful number, since it uses less digits than its factorization.

8209066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7928.

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

The square root of 8209066 is about 2865.1467676194. The cubic root of 8209066 is about 201.7272566464.

The spelling of 8209066 in words is "eight million, two hundred nine thousand, sixty-six".