8820066 has 16 divisors (see below), whose sum is σ = 18568800. Its totient is φ = 2785248.

The previous prime is 8820041. The next prime is 8820073. The reversal of 8820066 is 6600288.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38571 + ... + 38798.

It is an arithmetic number, because the mean of its divisors is an integer number (1160550).

Almost surely, 2^8820066 is an apocalyptic number.

8820066 is an abundant number, since it is smaller than the sum of its proper divisors (9748734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8820066 is a wasteful number, since it uses less digits than its factorization.

8820066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77393.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 8820066 is about 2969.8595926407. The cubic root of 8820066 is about 206.6128261875.

The spelling of 8820066 in words is "eight million, eight hundred twenty thousand, sixty-six".