442802441 has 2 divisors, whose sum is σ = 442802442. Its totient is φ = 442802440.

The previous prime is 442802411. The next prime is 442802461. The reversal of 442802441 is 144208244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 428324416 + 14478025 = 20696^2 + 3805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442802441 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (442802411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221401220 + 221401221.

It is an arithmetic number, because the mean of its divisors is an integer number (221401221).

Almost surely, 2^442802441 is an apocalyptic number.

It is an amenable number.

442802441 is a deficient number, since it is larger than the sum of its proper divisors (1).

442802441 is an equidigital number, since it uses as much as digits as its factorization.

442802441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8192, while the sum is 29.

The square root of 442802441 is about 21042.8715008195. The cubic root of 442802441 is about 762.2018562415.

The spelling of 442802441 in words is "four hundred forty-two million, eight hundred two thousand, four hundred forty-one".