342532 has 12 divisors (see below), whose sum is σ = 631120. Its totient is φ = 162216.

The previous prime is 342527. The next prime is 342547. The reversal of 342532 is 235243.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

342532 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2178 + ... + 2329.

2³⁴²⁵³² is an apocalyptic number.

It is an amenable number.

342532 is a deficient number, since it is larger than the sum of its proper divisors (288588).

342532 is a wasteful number, since it uses less digits than its factorization.

342532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4530 (or 4528 counting only the distinct ones).

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

The square root of 342532 is about 585.2623343425. The cubic root of 342532 is about 69.9681487746.

Adding to 342532 its reverse (235243), we get a palindrome (577775).

The spelling of 342532 in words is "three hundred forty-two thousand, five hundred thirty-two".