34442321 has 4 divisors (see below), whose sum is σ = 34476144. Its totient is φ = 34408500.

The previous prime is 34442311. The next prime is 34442329. The reversal of 34442321 is 12324443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12324443 = 263 ⋅46861.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34442321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34442329) 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, 15335 + ... + 17436.

It is an arithmetic number, because the mean of its divisors is an integer number (8619036).

Almost surely, 2^34442321 is an apocalyptic number.

It is an amenable number.

34442321 is a deficient number, since it is larger than the sum of its proper divisors (33823).

34442321 is a wasteful number, since it uses less digits than its factorization.

34442321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33822.

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

The square root of 34442321 is about 5868.7580457879. The cubic root of 34442321 is about 325.3599829753.

Adding to 34442321 its reverse (12324443), we get a palindrome (46766764).

The spelling of 34442321 in words is "thirty-four million, four hundred forty-two thousand, three hundred twenty-one".