442375883 has 2 divisors, whose sum is σ = 442375884. Its totient is φ = 442375882.

The previous prime is 442375867. The next prime is 442375907. The reversal of 442375883 is 388573244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442375883 - 2⁴ = 442375867 is a prime.

It is not a weakly prime, because it can be changed into another prime (442375823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221187941 + 221187942.

It is an arithmetic number, because the mean of its divisors is an integer number (221187942).

Almost surely, 2^442375883 is an apocalyptic number.

442375883 is a deficient number, since it is larger than the sum of its proper divisors (1).

442375883 is an equidigital number, since it uses as much as digits as its factorization.

442375883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 44.

The square root of 442375883 is about 21032.7336074035. The cubic root of 442375883 is about 761.9570309170.

The spelling of 442375883 in words is "four hundred forty-two million, three hundred seventy-five thousand, eight hundred eighty-three".