441242455 has 4 divisors (see below), whose sum is σ = 529490952. Its totient is φ = 352993960.

The previous prime is 441242449. The next prime is 441242489. The reversal of 441242455 is 554242144.

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

It is not a de Polignac number, because 441242455 - 2³ = 441242447 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, 44124241 + ... + 44124250.

It is an arithmetic number, because the mean of its divisors is an integer number (132372738).

Almost surely, 2^441242455 is an apocalyptic number.

441242455 is a deficient number, since it is larger than the sum of its proper divisors (88248497).

441242455 is an equidigital number, since it uses as much as digits as its factorization.

441242455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88248496.

The product of its digits is 25600, while the sum is 31.

The square root of 441242455 is about 21005.7719448727. The cubic root of 441242455 is about 761.3057280374.

Adding to 441242455 its reverse (554242144), we get a palindrome (995484599).

The spelling of 441242455 in words is "four hundred forty-one million, two hundred forty-two thousand, four hundred fifty-five".