442561106 has 16 divisors (see below), whose sum is σ = 718303488. Its totient is φ = 203288400.

The previous prime is 442561103. The next prime is 442561111. The reversal of 442561106 is 601165244.

It is not an unprimeable number, because it can be changed into a prime (442561103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34850 + ... + 45821.

It is an arithmetic number, because the mean of its divisors is an integer number (44893968).

Almost surely, 2^442561106 is an apocalyptic number.

442561106 is a deficient number, since it is larger than the sum of its proper divisors (275742382).

442561106 is a wasteful number, since it uses less digits than its factorization.

442561106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80897.

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

The square root of 442561106 is about 21037.1363545517. The cubic root of 442561106 is about 762.0633600064.

The spelling of 442561106 in words is "four hundred forty-two million, five hundred sixty-one thousand, one hundred six".