340234443 has 12 divisors (see below), whose sum is σ = 493023960. Its totient is φ = 226096416.

The previous prime is 340234439. The next prime is 340234459. The reversal of 340234443 is 344432043.

It is not a de Polignac number, because 340234443 - 2² = 340234439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340234403) 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 11 ways as a sum of consecutive naturals, for example, 57573 + ... + 63206.

It is an arithmetic number, because the mean of its divisors is an integer number (41085330).

Almost surely, 2^340234443 is an apocalyptic number.

340234443 is a deficient number, since it is larger than the sum of its proper divisors (152789517).

340234443 is a wasteful number, since it uses less digits than its factorization.

340234443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121098 (or 121095 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 340234443 is about 18445.4450474907. The cubic root of 340234443 is about 698.1135896397.

Adding to 340234443 its reverse (344432043), we get a palindrome (684666486).

It can be divided in two parts, 3402 and 34443, that multiplied together give a triangular number (117175086 = T₁₅₃₀₈).

The spelling of 340234443 in words is "three hundred forty million, two hundred thirty-four thousand, four hundred forty-three".