34393243 has 2 divisors, whose sum is σ = 34393244. Its totient is φ = 34393242.

The previous prime is 34393241. The next prime is 34393253. The reversal of 34393243 is 34239343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34393243 - 2¹ = 34393241 is a prime.

Together with 34393241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34393241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17196621 + 17196622.

It is an arithmetic number, because the mean of its divisors is an integer number (17196622).

Almost surely, 2^34393243 is an apocalyptic number.

34393243 is a deficient number, since it is larger than the sum of its proper divisors (1).

34393243 is an equidigital number, since it uses as much as digits as its factorization.

34393243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 31.

The square root of 34393243 is about 5864.5752616878. The cubic root of 34393243 is about 325.2053707885.

The spelling of 34393243 in words is "thirty-four million, three hundred ninety-three thousand, two hundred forty-three".