442662006 has 16 divisors (see below), whose sum is σ = 909252144. Its totient is φ = 143565984.

The previous prime is 442661993. The next prime is 442662013. The reversal of 442662006 is 600266244.

It is a congruent number.

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, 996765 + ... + 997208.

It is an arithmetic number, because the mean of its divisors is an integer number (56828259).

Almost surely, 2^442662006 is an apocalyptic number.

442662006 is an abundant number, since it is smaller than the sum of its proper divisors (466590138).

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

442662006 is a wasteful number, since it uses less digits than its factorization.

442662006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994015.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 442662006 is about 21039.5343579652. The cubic root of 442662006 is about 762.1212701640.

The spelling of 442662006 in words is "four hundred forty-two million, six hundred sixty-two thousand, six".