52140152 has 8 divisors (see below), whose sum is σ = 97762800. Its totient is φ = 26070072.

The previous prime is 52140133. The next prime is 52140157. The reversal of 52140152 is 25104125.

52140152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52140157) by changing a digit.

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 as a sum of consecutive naturals, namely, 3258752 + ... + 3258767.

It is an arithmetic number, because the mean of its divisors is an integer number (12220350).

Almost surely, 2^52140152 is an apocalyptic number.

It is an amenable number.

52140152 is a deficient number, since it is larger than the sum of its proper divisors (45622648).

52140152 is a wasteful number, since it uses less digits than its factorization.

52140152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6517525 (or 6517521 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 52140152 is about 7220.8138045514. The cubic root of 52140152 is about 373.5861474963.

Adding to 52140152 its reverse (25104125), we get a palindrome (77244277).

The spelling of 52140152 in words is "fifty-two million, one hundred forty thousand, one hundred fifty-two".