34406243 has 4 divisors (see below), whose sum is σ = 34792920. Its totient is φ = 34019568.

The previous prime is 34406231. The next prime is 34406261. The reversal of 34406243 is 34260443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34260443 = 7 ⋅4894349.

It is a cyclic number.

It is not a de Polignac number, because 34406243 - 2⁶ = 34406179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34406213) 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, 193205 + ... + 193382.

It is an arithmetic number, because the mean of its divisors is an integer number (8698230).

Almost surely, 2^34406243 is an apocalyptic number.

34406243 is a deficient number, since it is larger than the sum of its proper divisors (386677).

34406243 is an equidigital number, since it uses as much as digits as its factorization.

34406243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386676.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 34406243 is about 5865.6835066342. The cubic root of 34406243 is about 325.2463394682.

Adding to 34406243 its reverse (34260443), we get a palindrome (68666686).

The spelling of 34406243 in words is "thirty-four million, four hundred six thousand, two hundred forty-three".