34340443 has 4 divisors (see below), whose sum is σ = 34354888. Its totient is φ = 34326000.

The previous prime is 34340417. The next prime is 34340447. The reversal of 34340443 is 34404343.

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 34340443 - 2²¹ = 32243291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34340447) 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, 2721 + ... + 8722.

It is an arithmetic number, because the mean of its divisors is an integer number (8588722).

Almost surely, 2^34340443 is an apocalyptic number.

34340443 is a deficient number, since it is larger than the sum of its proper divisors (14445).

34340443 is a wasteful number, since it uses less digits than its factorization.

34340443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 34340443 is about 5860.0719278862. The cubic root of 34340443 is about 325.0388687240.

Adding to 34340443 its reverse (34404343), we get a palindrome (68744786).

The spelling of 34340443 in words is "thirty-four million, three hundred forty thousand, four hundred forty-three".