340252 has 36 divisors (see below), whose sum is σ = 707560. Its totient is φ = 142560.

The previous prime is 340237. The next prime is 340261. The reversal of 340252 is 252043.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

340252 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 in 11 ways as a sum of consecutive naturals, for example, 9178 + ... + 9214.

2³⁴⁰²⁵² is an apocalyptic number.

It is an amenable number.

340252 is an abundant number, since it is smaller than the sum of its proper divisors (367308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340252 is a wasteful number, since it uses less digits than its factorization.

340252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 340252 is about 583.3112376768. The cubic root of 340252 is about 69.8125597604.

Adding to 340252 its reverse (252043), we get a palindrome (592295).

Subtracting from 340252 its reverse (252043), we obtain a square (88209 = 297²).

The spelling of 340252 in words is "three hundred forty thousand, two hundred fifty-two".