442300342 has 16 divisors (see below), whose sum is σ = 724966992. Its totient is φ = 200711520.

The previous prime is 442300307. The next prime is 442300349. The reversal of 442300342 is 243003244.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442300349) 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 7 ways as a sum of consecutive naturals, for example, 2913 + ... + 29884.

It is an arithmetic number, because the mean of its divisors is an integer number (45310437).

Almost surely, 2^442300342 is an apocalyptic number.

442300342 is a deficient number, since it is larger than the sum of its proper divisors (282666650).

442300342 is a wasteful number, since it uses less digits than its factorization.

442300342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33423.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 442300342 is about 21030.9377346803. The cubic root of 442300342 is about 761.9136573405.

Adding to 442300342 its reverse (243003244), we get a palindrome (685303586).

The spelling of 442300342 in words is "four hundred forty-two million, three hundred thousand, three hundred forty-two".