42524 has 6 divisors (see below), whose sum is σ = 74424.
Its totient is φ = 21260.
The previous prime is 42509. The next prime is 42533.
42524 is nontrivially palindromic in base 10.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 5312 + ... + 5319.
It is an arithmetic number, because the mean of its divisors is an integer number (12404).
242524 is an apocalyptic number.
It is an amenable number.
42524 is a deficient number, since it is larger than the sum of its proper divisors (31900).
42524 is a wasteful number, since it uses less digits than its factorization.
42524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10635 (or 10633 counting only the distinct ones).
The product of its digits is 320, while the sum is 17.
The square root of 42524 is about 206.2134816155.
The cubic root of 42524 is about 34.9042279698.
The spelling of 42524 in words is "forty-two thousand, five hundred twenty-four".