340013443 has 16 divisors (see below), whose sum is σ = 424385280. Its totient is φ = 264650400.

The previous prime is 340013437. The next prime is 340013449. The reversal of 340013443 is 344310043.

It is an interprime number because it is at equal distance from previous prime (340013437) and next prime (340013449).

It is not a de Polignac number, because 340013443 - 2⁵ = 340013411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340013449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89068 + ... + 92806.

It is an arithmetic number, because the mean of its divisors is an integer number (26524080).

Almost surely, 2^340013443 is an apocalyptic number.

340013443 is a deficient number, since it is larger than the sum of its proper divisors (84371837).

340013443 is a wasteful number, since it uses less digits than its factorization.

340013443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4938.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 340013443 is about 18439.4534355007. The cubic root of 340013443 is about 697.9624031823.

Adding to 340013443 its reverse (344310043), we get a palindrome (684323486).

The spelling of 340013443 in words is "three hundred forty million, thirteen thousand, four hundred forty-three".