4066822 has 8 divisors (see below), whose sum is σ = 6163416. Its totient is φ = 2012352.

The previous prime is 4066807. The next prime is 4066823. The reversal of 4066822 is 2286604.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066823) 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, 10288 + ... + 10675.

It is an arithmetic number, because the mean of its divisors is an integer number (770427).

Almost surely, 2^4066822 is an apocalyptic number.

4066822 is a deficient number, since it is larger than the sum of its proper divisors (2096594).

4066822 is a wasteful number, since it uses less digits than its factorization.

4066822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21062.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4066822 is about 2016.6363083114. The cubic root of 4066822 is about 159.6191724088.

The spelling of 4066822 in words is "four million, sixty-six thousand, eight hundred twenty-two".