52133532 has 48 divisors (see below), whose sum is σ = 137289600. Its totient is φ = 15252160.

The previous prime is 52133519. The next prime is 52133573. The reversal of 52133532 is 23533125.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2982 + ... + 10637.

It is an arithmetic number, because the mean of its divisors is an integer number (2860200).

Almost surely, 2^52133532 is an apocalyptic number.

It is an amenable number.

52133532 is an abundant number, since it is smaller than the sum of its proper divisors (85156068).

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

52133532 is a wasteful number, since it uses less digits than its factorization.

52133532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13666 (or 13664 counting only the distinct ones).

The product of its digits is 2700, while the sum is 24.

The square root of 52133532 is about 7220.3553929152. The cubic root of 52133532 is about 373.5703359775.

Adding to 52133532 its reverse (23533125), we get a palindrome (75666657).

The spelling of 52133532 in words is "fifty-two million, one hundred thirty-three thousand, five hundred thirty-two".