42422211 has 36 divisors (see below), whose sum is σ = 68876808. Its totient is φ = 26080704.

The previous prime is 42422203. The next prime is 42422227. The reversal of 42422211 is 11222424.

It is not a de Polignac number, because 42422211 - 2³ = 42422203 is a prime.

It is a super-2 number, since 2×42422211² = 3599287972257042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42422011) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 40551 + ... + 41583.

Almost surely, 2^42422211 is an apocalyptic number.

42422211 is a deficient number, since it is larger than the sum of its proper divisors (26454597).

42422211 is a wasteful number, since it uses less digits than its factorization.

42422211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074 (or 1049 counting only the distinct ones).

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

The square root of 42422211 is about 6513.2335287475. The cubic root of 42422211 is about 348.7635582658.

Adding to 42422211 its reverse (11222424), we get a palindrome (53644635).

The spelling of 42422211 in words is "forty-two million, four hundred twenty-two thousand, two hundred eleven".