42852172 has 48 divisors (see below), whose sum is σ = 88179840. Its totient is φ = 18003200.

The previous prime is 42852149. The next prime is 42852181. The reversal of 42852172 is 27125824.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43647 + ... + 44617.

It is an arithmetic number, because the mean of its divisors is an integer number (1837080).

Almost surely, 2^42852172 is an apocalyptic number.

It is an amenable number.

42852172 is an abundant number, since it is smaller than the sum of its proper divisors (45327668).

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

42852172 is a wasteful number, since it uses less digits than its factorization.

42852172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062 (or 1060 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 42852172 is about 6546.1570405850. The cubic root of 42852172 is about 349.9378719656.

Adding to 42852172 its reverse (27125824), we get a palindrome (69977996).

The spelling of 42852172 in words is "forty-two million, eight hundred fifty-two thousand, one hundred seventy-two".