442460161 has 16 divisors (see below), whose sum is σ = 527583168. Its totient is φ = 365745600.

The previous prime is 442460159. The next prime is 442460189. The reversal of 442460161 is 161064244.

It is not a de Polignac number, because 442460161 - 2¹ = 442460159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442460101) 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 15 ways as a sum of consecutive naturals, for example, 13510 + ... + 32671.

It is an arithmetic number, because the mean of its divisors is an integer number (32973948).

Almost surely, 2^442460161 is an apocalyptic number.

It is an amenable number.

442460161 is a deficient number, since it is larger than the sum of its proper divisors (85123007).

442460161 is a wasteful number, since it uses less digits than its factorization.

442460161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46272.

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

The square root of 442460161 is about 21034.7370081016. The cubic root of 442460161 is about 762.0054152131.

The spelling of 442460161 in words is "four hundred forty-two million, four hundred sixty thousand, one hundred sixty-one".