52645332 has 24 divisors (see below), whose sum is σ = 123530400. Its totient is φ = 17449696.

The previous prime is 52645309. The next prime is 52645349. The reversal of 52645332 is 23354625.

52645332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 52645332.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 10107 + ... + 14402.

It is an arithmetic number, because the mean of its divisors is an integer number (5147100).

Almost surely, 2^52645332 is an apocalyptic number.

It is an amenable number.

52645332 is an abundant number, since it is smaller than the sum of its proper divisors (70885068).

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

52645332 is a wasteful number, since it uses less digits than its factorization.

52645332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24695 (or 24693 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 52645332 is about 7255.7103029269. The cubic root of 52645332 is about 374.7888162038.

Adding to 52645332 its reverse (23354625), we get a palindrome (75999957).

The spelling of 52645332 in words is "fifty-two million, six hundred forty-five thousand, three hundred thirty-two".