34343779 has 4 divisors (see below), whose sum is σ = 34376184. Its totient is φ = 34311376.

The previous prime is 34343767. The next prime is 34343797. The reversal of 34343779 is 97734343.

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 34343779 - 2⁵ = 34343747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34313779) 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, 14557 + ... + 16750.

It is an arithmetic number, because the mean of its divisors is an integer number (8594046).

Almost surely, 2^34343779 is an apocalyptic number.

34343779 is a deficient number, since it is larger than the sum of its proper divisors (32405).

34343779 is a wasteful number, since it uses less digits than its factorization.

34343779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32404.

The product of its digits is 190512, while the sum is 40.

The square root of 34343779 is about 5860.3565591182. The cubic root of 34343779 is about 325.0493936762.

The spelling of 34343779 in words is "thirty-four million, three hundred forty-three thousand, seven hundred seventy-nine".