942559 has 4 divisors (see below), whose sum is σ = 949480. Its totient is φ = 935640.

The previous prime is 942541. The next prime is 942569. The reversal of 942559 is 955249.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 955249 = 421 ⋅2269.

It is a cyclic number.

It is not a de Polignac number, because 942559 - 2⁵ = 942527 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942509) 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, 3252 + ... + 3529.

It is an arithmetic number, because the mean of its divisors is an integer number (237370).

2⁹⁴²⁵⁵⁹ is an apocalyptic number.

942559 is a deficient number, since it is larger than the sum of its proper divisors (6921).

942559 is a wasteful number, since it uses less digits than its factorization.

942559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6920.

The product of its digits is 16200, while the sum is 34.

The square root of 942559 is about 970.8547780178. The cubic root of 942559 is about 98.0474225572.

The spelling of 942559 in words is "nine hundred forty-two thousand, five hundred fifty-nine".