442298171 has 8 divisors (see below), whose sum is σ = 510392064. Its totient is φ = 375431400.

The previous prime is 442298149. The next prime is 442298189. The reversal of 442298171 is 171892244.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 442298171 - 2⁶ = 442298107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442298141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306005 + ... + 307446.

It is an arithmetic number, because the mean of its divisors is an integer number (63799008).

Almost surely, 2^442298171 is an apocalyptic number.

442298171 is a deficient number, since it is larger than the sum of its proper divisors (68093893).

442298171 is a wasteful number, since it uses less digits than its factorization.

442298171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613561.

The product of its digits is 32256, while the sum is 38.

The square root of 442298171 is about 21030.8861201805. The cubic root of 442298171 is about 761.9124107386.

The spelling of 442298171 in words is "four hundred forty-two million, two hundred ninety-eight thousand, one hundred seventy-one".