442373173 has 8 divisors (see below), whose sum is σ = 483773760. Its totient is φ = 401170080.

The previous prime is 442373171. The next prime is 442373263. The reversal of 442373173 is 371373244.

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 442373173 - 2¹ = 442373171 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442373171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44665 + ... + 53662.

It is an arithmetic number, because the mean of its divisors is an integer number (60471720).

Almost surely, 2^442373173 is an apocalyptic number.

It is an amenable number.

442373173 is a deficient number, since it is larger than the sum of its proper divisors (41400587).

442373173 is a wasteful number, since it uses less digits than its factorization.

442373173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98747.

The product of its digits is 42336, while the sum is 34.

The square root of 442373173 is about 21032.6691839148. The cubic root of 442373173 is about 761.9554749945.

The spelling of 442373173 in words is "four hundred forty-two million, three hundred seventy-three thousand, one hundred seventy-three".