340143340 has 12 divisors (see below), whose sum is σ = 714301056. Its totient is φ = 136057328.

The previous prime is 340143313. The next prime is 340143341. The reversal of 340143340 is 43341043.

It is not an unprimeable number, because it can be changed into a prime (340143341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8503564 + ... + 8503603.

It is an arithmetic number, because the mean of its divisors is an integer number (59525088).

Almost surely, 2^340143340 is an apocalyptic number.

It is an amenable number.

340143340 is an abundant number, since it is smaller than the sum of its proper divisors (374157716).

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

340143340 is a wasteful number, since it uses less digits than its factorization.

340143340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17007176 (or 17007174 counting only the distinct ones).

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

The square root of 340143340 is about 18442.9753564874. The cubic root of 340143340 is about 698.0512738639.

Adding to 340143340 its reverse (43341043), we get a palindrome (383484383).

The spelling of 340143340 in words is "three hundred forty million, one hundred forty-three thousand, three hundred forty".