342512 has 10 divisors (see below), whose sum is σ = 663648. Its totient is φ = 171248.

The previous prime is 342497. The next prime is 342521. The reversal of 342512 is 215243.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342512.

It is an unprimeable number.

342512 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10688 + ... + 10719.

2³⁴²⁵¹² is an apocalyptic number.

It is an amenable number.

342512 is a deficient number, since it is larger than the sum of its proper divisors (321136).

342512 is a wasteful number, since it uses less digits than its factorization.

342512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21415 (or 21409 counting only the distinct ones).

The product of its digits is 240, while the sum is 17.

The square root of 342512 is about 585.2452477381. The cubic root of 342512 is about 69.9667869649.

Adding to 342512 its reverse (215243), we get a palindrome (557755).

The spelling of 342512 in words is "three hundred forty-two thousand, five hundred twelve".