34421056 has 42 divisors (see below), whose sum is σ = 72597518. Its totient is φ = 16189440.

The previous prime is 34421029. The next prime is 34421071. The reversal of 34421056 is 65012443.

It can be written as a sum of positive squares in 3 ways, for example, as 3240000 + 31181056 = 1800^2 + 5584^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 34421056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17566 + ... + 19426.

Almost surely, 2^34421056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34421056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36298759).

34421056 is an abundant number, since it is smaller than the sum of its proper divisors (38176462).

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

34421056 is a wasteful number, since it uses less digits than its factorization.

34421056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907 (or 1880 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 34421056 is about 5866.9460539535. The cubic root of 34421056 is about 325.2930091262.

Adding to 34421056 its reverse (65012443), we get a palindrome (99433499).

The spelling of 34421056 in words is "thirty-four million, four hundred twenty-one thousand, fifty-six".