340043211 has 16 divisors (see below), whose sum is σ = 510865920. Its totient is φ = 223501320.

The previous prime is 340043203. The next prime is 340043213. The reversal of 340043211 is 112340043.

340043211 is a `hidden beast` number, since 340 + 0 + 4 + 321 + 1 = 666.

It is not a de Polignac number, because 340043211 - 2³ = 340043203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340043213) 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 15 ways as a sum of consecutive naturals, for example, 86775 + ... + 90608.

It is an arithmetic number, because the mean of its divisors is an integer number (31929120).

Almost surely, 2^340043211 is an apocalyptic number.

340043211 is a deficient number, since it is larger than the sum of its proper divisors (170822709).

340043211 is a wasteful number, since it uses less digits than its factorization.

340043211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177463 (or 177457 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 340043211 is about 18440.2606001108. The cubic root of 340043211 is about 697.9827713363.

Adding to 340043211 its reverse (112340043), we get a palindrome (452383254).

The spelling of 340043211 in words is "three hundred forty million, forty-three thousand, two hundred eleven".