33055656 has 64 divisors (see below), whose sum is σ = 85500480. Its totient is φ = 10644480.

The previous prime is 33055639. The next prime is 33055697. The reversal of 33055656 is 65655033.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 97920 + ... + 98256.

It is an arithmetic number, because the mean of its divisors is an integer number (1335945).

Almost surely, 2^33055656 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 33055656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42750240).

33055656 is an abundant number, since it is smaller than the sum of its proper divisors (52444824).

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

33055656 is a wasteful number, since it uses less digits than its factorization.

33055656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 33055656 is about 5749.4048387637. The cubic root of 33055656 is about 320.9336534690.

The spelling of 33055656 in words is "thirty-three million, fifty-five thousand, six hundred fifty-six".