441422855 has 4 divisors (see below), whose sum is σ = 529707432. Its totient is φ = 353138280.

The previous prime is 441422843. The next prime is 441422869. The reversal of 441422855 is 558224144.

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

It is a de Polignac number, because none of the positive numbers 2^k-441422855 is a prime.

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, 44142281 + ... + 44142290.

It is an arithmetic number, because the mean of its divisors is an integer number (132426858).

Almost surely, 2^441422855 is an apocalyptic number.

441422855 is a deficient number, since it is larger than the sum of its proper divisors (88284577).

441422855 is an equidigital number, since it uses as much as digits as its factorization.

441422855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88284576.

The product of its digits is 51200, while the sum is 35.

The square root of 441422855 is about 21010.0655639148. The cubic root of 441422855 is about 761.4094660460.

Adding to 441422855 its reverse (558224144), we get a palindrome (999646999).

The spelling of 441422855 in words is "four hundred forty-one million, four hundred twenty-two thousand, eight hundred fifty-five".