42934589 has 4 divisors (see below), whose sum is σ = 42963360. Its totient is φ = 42905820.

The previous prime is 42934561. The next prime is 42934607. The reversal of 42934589 is 98543924.

42934589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42934589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42934559) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12017 + ... + 15174.

It is an arithmetic number, because the mean of its divisors is an integer number (10740840).

Almost surely, 2^42934589 is an apocalyptic number.

It is an amenable number.

42934589 is a deficient number, since it is larger than the sum of its proper divisors (28771).

42934589 is a wasteful number, since it uses less digits than its factorization.

42934589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28770.

The product of its digits is 311040, while the sum is 44.

The square root of 42934589 is about 6552.4490841211. The cubic root of 42934589 is about 350.1620718778.

The spelling of 42934589 in words is "forty-two million, nine hundred thirty-four thousand, five hundred eighty-nine".