8405066 has 8 divisors (see below), whose sum is σ = 12636000. Its totient is φ = 4193068.

The previous prime is 8405063. The next prime is 8405077. The reversal of 8405066 is 6605048.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8405063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3566 + ... + 5433.

It is an arithmetic number, because the mean of its divisors is an integer number (1579500).

Almost surely, 2^8405066 is an apocalyptic number.

8405066 is a deficient number, since it is larger than the sum of its proper divisors (4230934).

8405066 is a wasteful number, since it uses less digits than its factorization.

8405066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 8405066 is about 2899.1491855370. The cubic root of 8405066 is about 203.3201287373.

The spelling of 8405066 in words is "eight million, four hundred five thousand, sixty-six".