523342 has 16 divisors (see below), whose sum is σ = 847872. Its totient is φ = 241560.

The previous prime is 523333. The next prime is 523349. The reversal of 523342 is 243325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523349) 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 7 ways as a sum of consecutive naturals, for example, 1243 + ... + 1609.

It is an arithmetic number, because the mean of its divisors is an integer number (52992).

2⁵²³³⁴² is an apocalyptic number.

523342 is a deficient number, since it is larger than the sum of its proper divisors (324530).

523342 is a wasteful number, since it uses less digits than its factorization.

523342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423.

The product of its digits is 720, while the sum is 19.

The square root of 523342 is about 723.4238038660. The cubic root of 523342 is about 80.5864200573.

Adding to 523342 its reverse (243325), we get a palindrome (766667).

The spelling of 523342 in words is "five hundred twenty-three thousand, three hundred forty-two".