34245843 has 4 divisors (see below), whose sum is σ = 45661128. Its totient is φ = 22830560.

The previous prime is 34245829. The next prime is 34245863. The reversal of 34245843 is 34854243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34854243 = 3 ⋅11618081.

It is a cyclic number.

It is not a de Polignac number, because 34245843 - 2¹⁸ = 33983699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34245863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5707638 + ... + 5707643.

It is an arithmetic number, because the mean of its divisors is an integer number (11415282).

Almost surely, 2^34245843 is an apocalyptic number.

34245843 is a deficient number, since it is larger than the sum of its proper divisors (11415285).

34245843 is a wasteful number, since it uses less digits than its factorization.

34245843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11415284.

The product of its digits is 46080, while the sum is 33.

The square root of 34245843 is about 5851.9947881043. The cubic root of 34245843 is about 324.7401251945.

Subtracting 34245843 from its reverse (34854243), we obtain a square (608400 = 780²).

The spelling of 34245843 in words is "thirty-four million, two hundred forty-five thousand, eight hundred forty-three".