42572 has 12 divisors (see below), whose sum is σ = 77280. Its totient is φ = 20496.

The previous prime is 42571. The next prime is 42577. The reversal of 42572 is 27524.

42572 is nontrivially palindromic in base 11.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (42571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68 + ... + 299.

It is an arithmetic number, because the mean of its divisors is an integer number (6440).

2⁴²⁵⁷² is an apocalyptic number.

It is an amenable number.

42572 is a deficient number, since it is larger than the sum of its proper divisors (34708).

42572 is a wasteful number, since it uses less digits than its factorization.

42572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 398 counting only the distinct ones).

The product of its digits is 560, while the sum is 20.

The square root of 42572 is about 206.3298330344. The cubic root of 42572 is about 34.9173560304.

The spelling of 42572 in words is "forty-two thousand, five hundred seventy-two".