42594725 has 12 divisors (see below), whose sum is σ = 54047136. Its totient is φ = 33282480.

The previous prime is 42594709. The next prime is 42594757. The reversal of 42594725 is 52749524.

42594725 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 42594725 - 2⁴ = 42594709 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 18737 + ... + 20886.

It is an arithmetic number, because the mean of its divisors is an integer number (4503928).

Almost surely, 2^42594725 is an apocalyptic number.

It is an amenable number.

42594725 is a deficient number, since it is larger than the sum of its proper divisors (11452411).

42594725 is a wasteful number, since it uses less digits than its factorization.

42594725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39676 (or 39671 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 42594725 is about 6526.4634374215. The cubic root of 42594725 is about 349.2356790494.

The spelling of 42594725 in words is "forty-two million, five hundred ninety-four thousand, seven hundred twenty-five".