340992843 has 16 divisors (see below), whose sum is σ = 460028160. Its totient is φ = 224653856.

The previous prime is 340992833. The next prime is 340992857. The reversal of 340992843 is 348299043.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 340992843 - 2⁹ = 340992331 is a prime.

It is a super-2 number, since 2×340992843² = 232552237954445298, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 340992795 and 340992804.

It is not an unprimeable number, because it can be changed into a prime (340992803) 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, 162346 + ... + 164432.

It is an arithmetic number, because the mean of its divisors is an integer number (28751760).

Almost surely, 2^340992843 is an apocalyptic number.

340992843 is a deficient number, since it is larger than the sum of its proper divisors (119035317).

340992843 is a wasteful number, since it uses less digits than its factorization.

340992843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 340992843 is about 18465.9915249629. The cubic root of 340992843 is about 698.6319150217.

The spelling of 340992843 in words is "three hundred forty million, nine hundred ninety-two thousand, eight hundred forty-three".