52153332 has 48 divisors (see below), whose sum is σ = 151721472. Its totient is φ = 13546080.

The previous prime is 52153307. The next prime is 52153333. The reversal of 52153332 is 23335125.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52153333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27298 + ... + 29145.

It is an arithmetic number, because the mean of its divisors is an integer number (3160864).

Almost surely, 2^52153332 is an apocalyptic number.

It is an amenable number.

52153332 is an abundant number, since it is smaller than the sum of its proper divisors (99568140).

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

52153332 is a wasteful number, since it uses less digits than its factorization.

52153332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56468 (or 56466 counting only the distinct ones).

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

The square root of 52153332 is about 7221.7263863982. The cubic root of 52153332 is about 373.6176232426.

Adding to 52153332 its reverse (23335125), we get a palindrome (75488457).

The spelling of 52153332 in words is "fifty-two million, one hundred fifty-three thousand, three hundred thirty-two".