33089828 has 6 divisors (see below), whose sum is σ = 57907206. Its totient is φ = 16544912.

The previous prime is 33089827. The next prime is 33089831. The reversal of 33089828 is 82898033.

It can be written as a sum of positive squares in only one way, i.e., 23116864 + 9972964 = 4808^2 + 3158^2 .

It is not an unprimeable number, because it can be changed into a prime (33089827) 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 as a sum of consecutive naturals, namely, 4136225 + ... + 4136232.

It is an arithmetic number, because the mean of its divisors is an integer number (9651201).

Almost surely, 2^33089828 is an apocalyptic number.

It is an amenable number.

33089828 is a deficient number, since it is larger than the sum of its proper divisors (24817378).

33089828 is a wasteful number, since it uses less digits than its factorization.

33089828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8272461 (or 8272459 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 33089828 is about 5752.3758569829. The cubic root of 33089828 is about 321.0442060864.

The spelling of 33089828 in words is "thirty-three million, eighty-nine thousand, eight hundred twenty-eight".