334240 has 24 divisors (see below), whose sum is σ = 790020. Its totient is φ = 133632.

The previous prime is 334231. The next prime is 334247. The reversal of 334240 is 42433.

It can be written as a sum of positive squares in 2 ways, for example, as 327184 + 7056 = 572^2 + 84^2 .

It is a super-2 number, since 2×334240² = 223432755200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334247) by changing a digit.

334240 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, 885 + ... + 1204.

2³³⁴²⁴⁰ is an apocalyptic number.

It is an amenable number.

334240 is an abundant number, since it is smaller than the sum of its proper divisors (455780).

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

334240 is a wasteful number, since it uses less digits than its factorization.

334240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104 (or 2096 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 334240 is about 578.1349323471. The cubic root of 334240 is about 69.3989352792.

Adding to 334240 its reverse (42433), we get a palindrome (376673).

It can be divided in two parts, 3 and 34240, that added together give a palindrome (34243).

The spelling of 334240 in words is "three hundred thirty-four thousand, two hundred forty".