34420243 has 8 divisors (see below), whose sum is σ = 40437936. Its totient is φ = 28884000.

The previous prime is 34420193. The next prime is 34420247. The reversal of 34420243 is 34202443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34420243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34420247) 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 7 ways as a sum of consecutive naturals, for example, 120208 + ... + 120493.

It is an arithmetic number, because the mean of its divisors is an integer number (5054742).

Almost surely, 2^34420243 is an apocalyptic number.

34420243 is a deficient number, since it is larger than the sum of its proper divisors (6017693).

34420243 is a wasteful number, since it uses less digits than its factorization.

34420243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240725.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 34420243 is about 5866.8767670712. The cubic root of 34420243 is about 325.2904480455.

Adding to 34420243 its reverse (34202443), we get a palindrome (68622686).

The spelling of 34420243 in words is "thirty-four million, four hundred twenty thousand, two hundred forty-three".