442302434 has 8 divisors (see below), whose sum is σ = 758232768. Its totient is φ = 189558180.

The previous prime is 442302433. The next prime is 442302439. The reversal of 442302434 is 434203244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (442302433) 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 3 ways as a sum of consecutive naturals, for example, 15796502 + ... + 15796529.

It is an arithmetic number, because the mean of its divisors is an integer number (94779096).

Almost surely, 2^442302434 is an apocalyptic number.

442302434 is a deficient number, since it is larger than the sum of its proper divisors (315930334).

442302434 is a wasteful number, since it uses less digits than its factorization.

442302434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31593040.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 442302434 is about 21030.9874708726. The cubic root of 442302434 is about 761.9148585761.

Adding to 442302434 its reverse (434203244), we get a palindrome (876505678).

It can be divided in two parts, 44230 and 2434, that added together give a palindrome (46664).

The spelling of 442302434 in words is "four hundred forty-two million, three hundred two thousand, four hundred thirty-four".