442883365 has 4 divisors (see below), whose sum is σ = 531460044. Its totient is φ = 354306688.

The previous prime is 442883347. The next prime is 442883381. The reversal of 442883365 is 563388244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51753636 + 391129729 = 7194^2 + 19777^2 .

It is a cyclic number.

It is not a de Polignac number, because 442883365 - 2⁷ = 442883237 is a prime.

It is a super-2 number, since 2×442883365² = 392291349987446450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44288332 + ... + 44288341.

It is an arithmetic number, because the mean of its divisors is an integer number (132865011).

Almost surely, 2^442883365 is an apocalyptic number.

It is an amenable number.

442883365 is a deficient number, since it is larger than the sum of its proper divisors (88576679).

442883365 is an equidigital number, since it uses as much as digits as its factorization.

442883365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88576678.

The product of its digits is 552960, while the sum is 43.

The square root of 442883365 is about 21044.7942494100. The cubic root of 442883365 is about 762.2482852734.

The spelling of 442883365 in words is "four hundred forty-two million, eight hundred eighty-three thousand, three hundred sixty-five".