33245056 has 32 divisors (see below), whose sum is σ = 71328600. Its totient is φ = 15343104.

The previous prime is 33245021. The next prime is 33245057. The reversal of 33245056 is 65054233.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×33245056² = 2210467496886272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33245057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8326 + ... + 11653.

Almost surely, 2^33245056 is an apocalyptic number.

It is an amenable number.

33245056 is an abundant number, since it is smaller than the sum of its proper divisors (38083544).

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

33245056 is a wasteful number, since it uses less digits than its factorization.

33245056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20006 (or 19994 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 33245056 is about 5765.8525822293. The cubic root of 33245056 is about 321.5454409398.

Adding to 33245056 its reverse (65054233), we get a palindrome (98299289).

The spelling of 33245056 in words is "thirty-three million, two hundred forty-five thousand, fifty-six".