34344221 has 8 divisors (see below), whose sum is σ = 36069504. Its totient is φ = 32638320.

The previous prime is 34344209. The next prime is 34344239. The reversal of 34344221 is 12244343.

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

It is a cyclic number.

It is not a de Polignac number, because 34344221 - 2¹⁴ = 34327837 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34344241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145 + ... + 8366.

It is an arithmetic number, because the mean of its divisors is an integer number (4508688).

Almost surely, 2^34344221 is an apocalyptic number.

It is an amenable number.

34344221 is a deficient number, since it is larger than the sum of its proper divisors (1725283).

34344221 is a wasteful number, since it uses less digits than its factorization.

34344221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9691.

The product of its digits is 2304, while the sum is 23.

The square root of 34344221 is about 5860.3942700129. The cubic root of 34344221 is about 325.0507881181.

Adding to 34344221 its reverse (12244343), we get a palindrome (46588564).

The spelling of 34344221 in words is "thirty-four million, three hundred forty-four thousand, two hundred twenty-one".