52424532 has 36 divisors (see below), whose sum is σ = 140314356. Its totient is φ = 16446720.

The previous prime is 52424501. The next prime is 52424539. The reversal of 52424532 is 23542425.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19660356 + 32764176 = 4434^2 + 5724^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 52424496 and 52424505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52424539) 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 11 ways as a sum of consecutive naturals, for example, 42219 + ... + 43442.

It is an arithmetic number, because the mean of its divisors is an integer number (3897621).

Almost surely, 2^52424532 is an apocalyptic number.

It is an amenable number.

52424532 is an abundant number, since it is smaller than the sum of its proper divisors (87889824).

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

52424532 is a wasteful number, since it uses less digits than its factorization.

52424532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85688 (or 85683 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 52424532 is about 7240.4787134553. The cubic root of 52424532 is about 374.2641142035.

Adding to 52424532 its reverse (23542425), we get a palindrome (75966957).

The spelling of 52424532 in words is "fifty-two million, four hundred twenty-four thousand, five hundred thirty-two".