441242403 has 16 divisors (see below), whose sum is σ = 686092800. Its totient is φ = 252137928.

The previous prime is 441242401. The next prime is 441242447. The reversal of 441242403 is 304242144.

It is a happy number.

It is not a de Polignac number, because 441242403 - 2¹ = 441242401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441242401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213375 + ... + 215432.

It is an arithmetic number, because the mean of its divisors is an integer number (42880800).

Almost surely, 2^441242403 is an apocalyptic number.

441242403 is a deficient number, since it is larger than the sum of its proper divisors (244850397).

441242403 is an equidigital number, since it uses as much as digits as its factorization.

441242403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428831 (or 428817 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 441242403 is about 21005.7707071176. The cubic root of 441242403 is about 761.3056981310.

Adding to 441242403 its reverse (304242144), we get a palindrome (745484547).

The spelling of 441242403 in words is "four hundred forty-one million, two hundred forty-two thousand, four hundred three".