422030042 has 48 divisors (see below), whose sum is σ = 750835008. Its totient is φ = 177367680.

The previous prime is 422030039. The next prime is 422030047. The reversal of 422030042 is 240030224.

It is a self number, because there is not a number n which added to its sum of digits gives 422030042.

It is not an unprimeable number, because it can be changed into a prime (422030047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1751042 + ... + 1751282.

It is an arithmetic number, because the mean of its divisors is an integer number (15642396).

Almost surely, 2^422030042 is an apocalyptic number.

422030042 is a deficient number, since it is larger than the sum of its proper divisors (328804966).

422030042 is a wasteful number, since it uses less digits than its factorization.

422030042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 422030042 is about 20543.3697820002. The cubic root of 422030042 is about 750.0918654879.

Adding to 422030042 its reverse (240030224), we get a palindrome (662060266).

The spelling of 422030042 in words is "four hundred twenty-two million, thirty thousand, forty-two".