442506950 has 24 divisors (see below), whose sum is σ = 825215040. Its totient is φ = 176540000.

The previous prime is 442506943. The next prime is 442506971. The reversal of 442506950 is 59605244.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 442506950.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8075 + ... + 30825.

It is an arithmetic number, because the mean of its divisors is an integer number (34383960).

Almost surely, 2^442506950 is an apocalyptic number.

442506950 is a deficient number, since it is larger than the sum of its proper divisors (382708090).

442506950 is a wasteful number, since it uses less digits than its factorization.

442506950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23152 (or 23147 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 442506950 is about 21035.8491627983. The cubic root of 442506950 is about 762.0322742902.

The spelling of 442506950 in words is "four hundred forty-two million, five hundred six thousand, nine hundred fifty".