442420302230 has 16 divisors (see below), whose sum is σ = 796409447184. Its totient is φ = 176956364640.

The previous prime is 442420302227. The next prime is 442420302241. The reversal of 442420302230 is 32203024244.

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 442420302230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1310657 + ... + 1613276.

It is an arithmetic number, because the mean of its divisors is an integer number (49775590449).

Almost surely, 2^442420302230 is an apocalyptic number.

442420302230 is a deficient number, since it is larger than the sum of its proper divisors (353989144954).

442420302230 is a wasteful number, since it uses less digits than its factorization.

442420302230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939071.

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

Adding to 442420302230 its reverse (32203024244), we get a palindrome (474623326474).

The spelling of 442420302230 in words is "four hundred forty-two billion, four hundred twenty million, three hundred two thousand, two hundred thirty".