422444042 has 16 divisors (see below), whose sum is σ = 638241120. Its totient is φ = 209701968.

The previous prime is 422444023. The next prime is 422444069. The reversal of 422444042 is 240444224.

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, 258833 + ... + 260459.

It is an arithmetic number, because the mean of its divisors is an integer number (39890070).

Almost surely, 2^422444042 is an apocalyptic number.

422444042 is a deficient number, since it is larger than the sum of its proper divisors (215797078).

422444042 is a wasteful number, since it uses less digits than its factorization.

422444042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 422444042 is about 20553.4435557646. The cubic root of 422444042 is about 750.3370585734.

Adding to 422444042 its reverse (240444224), we get a palindrome (662888266).

The spelling of 422444042 in words is "four hundred twenty-two million, four hundred forty-four thousand, forty-two".