42113572 has 12 divisors (see below), whose sum is σ = 73906560. Its totient is φ = 20997416.

The previous prime is 42113569. The next prime is 42113609. The reversal of 42113572 is 27531124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13228 + ... + 16099.

It is an arithmetic number, because the mean of its divisors is an integer number (6158880).

Almost surely, 2^42113572 is an apocalyptic number.

It is an amenable number.

42113572 is a deficient number, since it is larger than the sum of its proper divisors (31792988).

42113572 is a wasteful number, since it uses less digits than its factorization.

42113572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29690 (or 29688 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 42113572 is about 6489.4970529310. The cubic root of 42113572 is about 347.9156994025.

Adding to 42113572 its reverse (27531124), we get a palindrome (69644696).

The spelling of 42113572 in words is "forty-two million, one hundred thirteen thousand, five hundred seventy-two".