34341721 has 16 divisors (see below), whose sum is σ = 37454400. Its totient is φ = 31382208.

The previous prime is 34341677. The next prime is 34341731. The reversal of 34341721 is 12714343.

It is a cyclic number.

It is not a de Polignac number, because 34341721 - 2²⁵ = 787289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34341731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67215 + ... + 67723.

It is an arithmetic number, because the mean of its divisors is an integer number (2340900).

Almost surely, 2^34341721 is an apocalyptic number.

It is an amenable number.

34341721 is a deficient number, since it is larger than the sum of its proper divisors (3112679).

34341721 is a wasteful number, since it uses less digits than its factorization.

34341721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its digits is 2016, while the sum is 25.

The square root of 34341721 is about 5860.1809699019. The cubic root of 34341721 is about 325.0429008456.

The spelling of 34341721 in words is "thirty-four million, three hundred forty-one thousand, seven hundred twenty-one".