8406662 has 16 divisors (see below), whose sum is σ = 13829184. Its totient is φ = 3801000.

The previous prime is 8406649. The next prime is 8406667. The reversal of 8406662 is 2666048.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8406667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3737 + ... + 5547.

It is an arithmetic number, because the mean of its divisors is an integer number (864324).

Almost surely, 2^8406662 is an apocalyptic number.

8406662 is a deficient number, since it is larger than the sum of its proper divisors (5422522).

8406662 is a wasteful number, since it uses less digits than its factorization.

8406662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 8406662 is about 2899.4244256404. The cubic root of 8406662 is about 203.3329971030.

The spelling of 8406662 in words is "eight million, four hundred six thousand, six hundred sixty-two".