422240005 has 16 divisors (see below), whose sum is σ = 565608384. Its totient is φ = 299940480.

The previous prime is 422239997. The next prime is 422240009. The reversal of 422240005 is 500042224.

It is not a de Polignac number, because 422240005 - 2³ = 422239997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422240009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86904 + ... + 91633.

It is an arithmetic number, because the mean of its divisors is an integer number (35350524).

Almost surely, 2^422240005 is an apocalyptic number.

It is an amenable number.

422240005 is a deficient number, since it is larger than the sum of its proper divisors (143368379).

422240005 is a wasteful number, since it uses less digits than its factorization.

422240005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178596.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 422240005 is about 20548.4793841296. The cubic root of 422240005 is about 750.2162369087.

Adding to 422240005 its reverse (500042224), we get a palindrome (922282229).

The spelling of 422240005 in words is "four hundred twenty-two million, two hundred forty thousand, five".