34043216 has 20 divisors (see below), whose sum is σ = 68234100. Its totient is φ = 16434432.

The previous prime is 34043189. The next prime is 34043237. The reversal of 34043216 is 61234043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5740816 + 28302400 = 2396^2 + 5320^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34043191 and 34043200.

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, 36221 + ... + 37148.

It is an arithmetic number, because the mean of its divisors is an integer number (3411705).

Almost surely, 2^34043216 is an apocalyptic number.

It is an amenable number.

34043216 is an abundant number, since it is smaller than the sum of its proper divisors (34190884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34043216 is a wasteful number, since it uses less digits than its factorization.

34043216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73406 (or 73400 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 34043216 is about 5834.6564594670. The cubic root of 34043216 is about 324.0983799200.

Adding to 34043216 its reverse (61234043), we get a palindrome (95277259).

The spelling of 34043216 in words is "thirty-four million, forty-three thousand, two hundred sixteen".