42524075 has 24 divisors (see below), whose sum is σ = 57853440. Its totient is φ = 30749600.

The previous prime is 42524059. The next prime is 42524081. The reversal of 42524075 is 57042524.

It is a happy number.

It is not a de Polignac number, because 42524075 - 2⁴ = 42524059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65402 + ... + 66048.

It is an arithmetic number, because the mean of its divisors is an integer number (2410560).

Almost surely, 2^42524075 is an apocalyptic number.

42524075 is a deficient number, since it is larger than the sum of its proper divisors (15329365).

42524075 is a wasteful number, since it uses less digits than its factorization.

42524075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 42524075 is about 6521.0486119949. The cubic root of 42524075 is about 349.0424849006.

Adding to 42524075 its reverse (57042524), we get a palindrome (99566599).

The spelling of 42524075 in words is "forty-two million, five hundred twenty-four thousand, seventy-five".