340867843 has 4 divisors (see below), whose sum is σ = 355688208. Its totient is φ = 326047480.

The previous prime is 340867841. The next prime is 340867859. The reversal of 340867843 is 348768043.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 340867843 - 2¹ = 340867841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340867843.

It is not an unprimeable number, because it can be changed into a prime (340867841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7410148 + ... + 7410193.

It is an arithmetic number, because the mean of its divisors is an integer number (88922052).

Almost surely, 2^340867843 is an apocalyptic number.

340867843 is a deficient number, since it is larger than the sum of its proper divisors (14820365).

340867843 is a wasteful number, since it uses less digits than its factorization.

340867843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820364.

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 340867843 is about 18462.6066144518. The cubic root of 340867843 is about 698.5465372156.

The spelling of 340867843 in words is "three hundred forty million, eight hundred sixty-seven thousand, eight hundred forty-three".