33055550 has 24 divisors (see below), whose sum is σ = 67073832. Its totient is φ = 12020000.

The previous prime is 33055543. The next prime is 33055559. The reversal of 33055550 is 5555033.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33055559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29501 + ... + 30600.

It is an arithmetic number, because the mean of its divisors is an integer number (2794743).

Almost surely, 2^33055550 is an apocalyptic number.

33055550 is an abundant number, since it is smaller than the sum of its proper divisors (34018282).

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

33055550 is a wasteful number, since it uses less digits than its factorization.

33055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60124 (or 60119 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 26.

The square root of 33055550 is about 5749.3956204109. The cubic root of 33055550 is about 320.9333104213.

The spelling of 33055550 in words is "thirty-three million, fifty-five thousand, five hundred fifty".