442400050 has 24 divisors (see below), whose sum is σ = 826165872. Its totient is φ = 176250000.

The previous prime is 442400041. The next prime is 442400051. The reversal of 442400050 is 50004244.

It is not an unprimeable number, because it can be changed into a prime (442400051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5076 + ... + 30175.

It is an arithmetic number, because the mean of its divisors is an integer number (34423578).

Almost surely, 2^442400050 is an apocalyptic number.

442400050 is a deficient number, since it is larger than the sum of its proper divisors (383765822).

442400050 is a wasteful number, since it uses less digits than its factorization.

442400050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35514 (or 35509 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 442400050 is about 21033.3081088069. The cubic root of 442400050 is about 761.9709059051.

Adding to 442400050 its reverse (50004244), we get a palindrome (492404294).

The spelling of 442400050 in words is "four hundred forty-two million, four hundred thousand, fifty".