42211233 has 32 divisors (see below), whose sum is σ = 65998080. Its totient is φ = 26611200.

The previous prime is 42211219. The next prime is 42211259. The reversal of 42211233 is 33211224.

42211233 is a `hidden beast` number, since 422 + 11 + 233 = 666.

It is not a de Polignac number, because 42211233 - 2¹⁰ = 42210209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42211333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62385 + ... + 63057.

It is an arithmetic number, because the mean of its divisors is an integer number (2062440).

Almost surely, 2^42211233 is an apocalyptic number.

It is an amenable number.

42211233 is a deficient number, since it is larger than the sum of its proper divisors (23786847).

42211233 is a wasteful number, since it uses less digits than its factorization.

42211233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806 (or 800 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 42211233 is about 6497.0172387027. The cubic root of 42211233 is about 348.1844295890.

Adding to 42211233 its reverse (33211224), we get a palindrome (75422457).

Subtracting from 42211233 its reverse (33211224), we obtain a palindrome (9000009).

The spelling of 42211233 in words is "forty-two million, two hundred eleven thousand, two hundred thirty-three".