42452112 has 40 divisors (see below), whose sum is σ = 114439104. Its totient is φ = 13535104.

The previous prime is 42452083. The next prime is 42452117. The reversal of 42452112 is 21125424.

It is not an unprimeable number, because it can be changed into a prime (42452117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18123 + ... + 20330.

Almost surely, 2^42452112 is an apocalyptic number.

It is an amenable number.

42452112 is an abundant number, since it is smaller than the sum of its proper divisors (71986992).

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

42452112 is a wasteful number, since it uses less digits than its factorization.

42452112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38487 (or 38481 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 42452112 is about 6515.5285280628. The cubic root of 42452112 is about 348.8454802099.

Adding to 42452112 its reverse (21125424), we get a palindrome (63577536).

The spelling of 42452112 in words is "forty-two million, four hundred fifty-two thousand, one hundred twelve".