340143266 has 4 divisors (see below), whose sum is σ = 510214902. Its totient is φ = 170071632.

The previous prime is 340143247. The next prime is 340143299. The reversal of 340143266 is 662341043.

340143266 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 234978241 + 105165025 = 15329^2 + 10255^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85035815 + ... + 85035818.

Almost surely, 2^340143266 is an apocalyptic number.

340143266 is a deficient number, since it is larger than the sum of its proper divisors (170071636).

340143266 is a wasteful number, since it uses less digits than its factorization.

340143266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170071635.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 340143266 is about 18442.9733503034. The cubic root of 340143266 is about 698.0512232423.

The spelling of 340143266 in words is "three hundred forty million, one hundred forty-three thousand, two hundred sixty-six".