33052638 has 16 divisors (see below), whose sum is σ = 67643136. Its totient is φ = 10761240.

The previous prime is 33052637. The next prime is 33052661. The reversal of 33052638 is 83625033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33052631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63798 + ... + 64313.

It is an arithmetic number, because the mean of its divisors is an integer number (4227696).

Almost surely, 2^33052638 is an apocalyptic number.

33052638 is an abundant number, since it is smaller than the sum of its proper divisors (34590498).

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

33052638 is a wasteful number, since it uses less digits than its factorization.

33052638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128159.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 33052638 is about 5749.1423708237. The cubic root of 33052638 is about 320.9238860307.

The spelling of 33052638 in words is "thirty-three million, fifty-two thousand, six hundred thirty-eight".