34331216 has 20 divisors (see below), whose sum is σ = 67266900. Its totient is φ = 16972032.

The previous prime is 34331191. The next prime is 34331221. The reversal of 34331216 is 61213343.

It can be written as a sum of positive squares in 2 ways, for example, as 13719616 + 20611600 = 3704^2 + 4540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34331191 and 34331200.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10631 + ... + 13478.

It is an arithmetic number, because the mean of its divisors is an integer number (3363345).

Almost surely, 2^34331216 is an apocalyptic number.

It is an amenable number.

34331216 is a deficient number, since it is larger than the sum of its proper divisors (32935684).

34331216 is a wasteful number, since it uses less digits than its factorization.

34331216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24206 (or 24200 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 34331216 is about 5859.2845979693. The cubic root of 34331216 is about 325.0097543423.

Adding to 34331216 its reverse (61213343), we get a palindrome (95544559).

The spelling of 34331216 in words is "thirty-four million, three hundred thirty-one thousand, two hundred sixteen".