442795771 has 8 divisors (see below), whose sum is σ = 483717744. Its totient is φ = 401985120.

The previous prime is 442795757. The next prime is 442795783. The reversal of 442795771 is 177597244.

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 442795771 - 2⁵ = 442795739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442798771) 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, 19396 + ... + 35521.

It is an arithmetic number, because the mean of its divisors is an integer number (60464718).

Almost surely, 2^442795771 is an apocalyptic number.

442795771 is a deficient number, since it is larger than the sum of its proper divisors (40921973).

442795771 is a wasteful number, since it uses less digits than its factorization.

442795771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55661.

The product of its digits is 493920, while the sum is 46.

The square root of 442795771 is about 21042.7130142479. The cubic root of 442795771 is about 762.1980291685.

The spelling of 442795771 in words is "four hundred forty-two million, seven hundred ninety-five thousand, seven hundred seventy-one".