343340140 has 48 divisors (see below), whose sum is σ = 847072800. Its totient is φ = 115246080.

The previous prime is 343340099. The next prime is 343340149. The reversal of 343340140 is 41043343.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (343340149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57165 + ... + 62884.

It is an arithmetic number, because the mean of its divisors is an integer number (17647350).

Almost surely, 2^343340140 is an apocalyptic number.

It is an amenable number.

343340140 is an abundant number, since it is smaller than the sum of its proper divisors (503732660).

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

343340140 is a wasteful number, since it uses less digits than its factorization.

343340140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120082 (or 120080 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 343340140 is about 18529.4398188396. The cubic root of 343340140 is about 700.2313113111.

Adding to 343340140 its reverse (41043343), we get a palindrome (384383483).

The spelling of 343340140 in words is "three hundred forty-three million, three hundred forty thousand, one hundred forty".