42934259 has 4 divisors (see below), whose sum is σ = 43092960. Its totient is φ = 42775560.

The previous prime is 42934249. The next prime is 42934279. The reversal of 42934259 is 95243924.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42934259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42934249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78944 + ... + 79485.

It is an arithmetic number, because the mean of its divisors is an integer number (10773240).

Almost surely, 2^42934259 is an apocalyptic number.

42934259 is a deficient number, since it is larger than the sum of its proper divisors (158701).

42934259 is a wasteful number, since it uses less digits than its factorization.

42934259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158700.

The product of its digits is 77760, while the sum is 38.

The square root of 42934259 is about 6552.4239026485. The cubic root of 42934259 is about 350.1611747473.

The spelling of 42934259 in words is "forty-two million, nine hundred thirty-four thousand, two hundred fifty-nine".