52320024 has 48 divisors (see below), whose sum is σ = 144724320. Its totient is φ = 17067840.

The previous prime is 52320019. The next prime is 52320029. The reversal of 52320024 is 42002325.

52320024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52320019) and next prime (52320029).

It is a super-2 number, since 2×52320024² = 5474769822721152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 52319979 and 52320006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52320029) 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 in 11 ways as a sum of consecutive naturals, for example, 4347 + ... + 11114.

It is an arithmetic number, because the mean of its divisors is an integer number (3015090).

Almost surely, 2^52320024 is an apocalyptic number.

It is an amenable number.

52320024 is an abundant number, since it is smaller than the sum of its proper divisors (92404296).

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

52320024 is a wasteful number, since it uses less digits than its factorization.

52320024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15520 (or 15513 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 52320024 is about 7233.2581870137. The cubic root of 52320024 is about 374.0152509819.

Adding to 52320024 its reverse (42002325), we get a palindrome (94322349).

The spelling of 52320024 in words is "fifty-two million, three hundred twenty thousand, twenty-four".