442484199 has 12 divisors (see below), whose sum is σ = 639467712. Its totient is φ = 294840000.

The previous prime is 442484197. The next prime is 442484213. The reversal of 442484199 is 991484244.

It is not a de Polignac number, because 442484199 - 2¹ = 442484197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442484191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8074 + ... + 30824.

It is an arithmetic number, because the mean of its divisors is an integer number (53288976).

Almost surely, 2^442484199 is an apocalyptic number.

442484199 is a deficient number, since it is larger than the sum of its proper divisors (196983513).

442484199 is a wasteful number, since it uses less digits than its factorization.

442484199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24918 (or 24915 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 442484199 is about 21035.3083885167. The cubic root of 442484199 is about 762.0192143873.

Adding to 442484199 its sum of digits (45), we get a palindrome (442484244).

The spelling of 442484199 in words is "four hundred forty-two million, four hundred eighty-four thousand, one hundred ninety-nine".