33050900 has 18 divisors (see below), whose sum is σ = 71720670. Its totient is φ = 13220320.

The previous prime is 33050893. The next prime is 33050921. The reversal of 33050900 is 905033.

It can be written as a sum of positive squares in 3 ways, for example, as 583696 + 32467204 = 764^2 + 5698^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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 5 ways as a sum of consecutive naturals, for example, 165155 + ... + 165354.

Almost surely, 2^33050900 is an apocalyptic number.

It is an amenable number.

33050900 is an abundant number, since it is smaller than the sum of its proper divisors (38669770).

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

33050900 is a wasteful number, since it uses less digits than its factorization.

33050900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330523 (or 330516 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 33050900 is about 5748.9912158569. The cubic root of 33050900 is about 320.9182609074.

Adding to 33050900 its reverse (905033), we get a palindrome (33955933).

The spelling of 33050900 in words is "thirty-three million, fifty thousand, nine hundred".