52133888 has 64 divisors (see below), whose sum is σ = 109574520. Its totient is φ = 24772608.

The previous prime is 52133869. The next prime is 52133923. The reversal of 52133888 is 88833125.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1212395 + ... + 1212437.

Almost surely, 2^52133888 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 52133888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54787260).

52133888 is an abundant number, since it is smaller than the sum of its proper divisors (57440632).

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

52133888 is an frugal number, since it uses more digits than its factorization.

52133888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 82 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 52133888 is about 7220.3800453993. The cubic root of 52133888 is about 373.5711862987.

The spelling of 52133888 in words is "fifty-two million, one hundred thirty-three thousand, eight hundred eighty-eight".