42133112 has 32 divisors (see below), whose sum is σ = 90828000. Its totient is φ = 17948544.

The previous prime is 42133097. The next prime is 42133129. The reversal of 42133112 is 21133124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7514 + ... + 11862.

It is an arithmetic number, because the mean of its divisors is an integer number (2838375).

Almost surely, 2^42133112 is an apocalyptic number.

It is an amenable number.

42133112 is an abundant number, since it is smaller than the sum of its proper divisors (48694888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42133112 is a wasteful number, since it uses less digits than its factorization.

42133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535 (or 4531 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 42133112 is about 6491.0023879213. The cubic root of 42133112 is about 347.9695001235.

Adding to 42133112 its reverse (21133124), we get a palindrome (63266236).

It can be divided in two parts, 421 and 33112, that added together give a palindrome (33533).

The spelling of 42133112 in words is "forty-two million, one hundred thirty-three thousand, one hundred twelve".