42224211 has 12 divisors (see below), whose sum is σ = 61128288. Its totient is φ = 28085904.

The previous prime is 42224207. The next prime is 42224227. The reversal of 42224211 is 11242224.

42224211 is a `hidden beast` number, since 422 + 242 + 1 + 1 = 666.

It is not a de Polignac number, because 42224211 - 2² = 42224207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42224291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 900 + ... + 9233.

It is an arithmetic number, because the mean of its divisors is an integer number (5094024).

Almost surely, 2^42224211 is an apocalyptic number.

42224211 is a deficient number, since it is larger than the sum of its proper divisors (18904077).

42224211 is a wasteful number, since it uses less digits than its factorization.

42224211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10602 (or 10599 counting only the distinct ones).

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

The square root of 42224211 is about 6498.0159279583. The cubic root of 42224211 is about 348.2201094636.

Adding to 42224211 its reverse (11242224), we get a palindrome (53466435).

The spelling of 42224211 in words is "forty-two million, two hundred twenty-four thousand, two hundred eleven".