422422005 has 16 divisors (see below), whose sum is σ = 687332160. Its totient is φ = 221472768.

The previous prime is 422421977. The next prime is 422422037. The reversal of 422422005 is 500224224.

It is not a de Polignac number, because 422422005 - 2⁶ = 422421941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237772 + ... + 239541.

It is an arithmetic number, because the mean of its divisors is an integer number (42958260).

Almost surely, 2^422422005 is an apocalyptic number.

It is an amenable number.

422422005 is a deficient number, since it is larger than the sum of its proper divisors (264910155).

422422005 is a wasteful number, since it uses less digits than its factorization.

422422005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477380.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 422422005 is about 20552.9074585568. The cubic root of 422422005 is about 750.3240111134.

Adding to 422422005 its reverse (500224224), we get a palindrome (922646229).

The spelling of 422422005 in words is "four hundred twenty-two million, four hundred twenty-two thousand, five".