340422443 has 8 divisors (see below), whose sum is σ = 348634176. Its totient is φ = 332224200.

The previous prime is 340422437. The next prime is 340422451. The reversal of 340422443 is 344224043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340422443 - 2⁴ = 340422427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340422463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63248 + ... + 68418.

It is an arithmetic number, because the mean of its divisors is an integer number (43579272).

Almost surely, 2^340422443 is an apocalyptic number.

340422443 is a deficient number, since it is larger than the sum of its proper divisors (8211733).

340422443 is a wasteful number, since it uses less digits than its factorization.

340422443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6745.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 340422443 is about 18450.5404527889. The cubic root of 340422443 is about 698.2421492171.

Adding to 340422443 its reverse (344224043), we get a palindrome (684646486).

The spelling of 340422443 in words is "three hundred forty million, four hundred twenty-two thousand, four hundred forty-three".