42558325 has 24 divisors (see below), whose sum is σ = 54753440. Its totient is φ = 32788800.

The previous prime is 42558317. The next prime is 42558353. The reversal of 42558325 is 52385524.

42558325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42558325 - 2³ = 42558317 is a prime.

It is a super-2 number, since 2×42558325² = 3622422053611250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128410 + ... + 128740.

Almost surely, 2^42558325 is an apocalyptic number.

It is an amenable number.

42558325 is a deficient number, since it is larger than the sum of its proper divisors (12195115).

42558325 is a wasteful number, since it uses less digits than its factorization.

42558325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 512 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The square root of 42558325 is about 6523.6741948077. The cubic root of 42558325 is about 349.1361690626.

The spelling of 42558325 in words is "forty-two million, five hundred fifty-eight thousand, three hundred twenty-five".