422440011 has 24 divisors (see below), whose sum is σ = 727683840. Its totient is φ = 230898096.

The previous prime is 422440001. The next prime is 422440049. The reversal of 422440011 is 110044224.

It is a de Polignac number, because none of the positive numbers 2^k-422440011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422440001) 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, 144321 + ... + 147218.

It is an arithmetic number, because the mean of its divisors is an integer number (30320160).

Almost surely, 2^422440011 is an apocalyptic number.

422440011 is a deficient number, since it is larger than the sum of its proper divisors (305243829).

422440011 is a wasteful number, since it uses less digits than its factorization.

422440011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291575 (or 291572 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 422440011 is about 20553.3454941039. The cubic root of 422440011 is about 750.3346719707.

Adding to 422440011 its reverse (110044224), we get a palindrome (532484235).

The spelling of 422440011 in words is "four hundred twenty-two million, four hundred forty thousand, eleven".