52535424 has 32 divisors (see below), whose sum is σ = 139548240. Its totient is φ = 17511680.

The previous prime is 52535419. The next prime is 52535447. The reversal of 52535424 is 42453525.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 52535391 and 52535400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68022 + ... + 68789.

Almost surely, 2^52535424 is an apocalyptic number.

It is an amenable number.

52535424 is an abundant number, since it is smaller than the sum of its proper divisors (87012816).

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

52535424 is a wasteful number, since it uses less digits than its factorization.

52535424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136828 (or 136816 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 52535424 is about 7248.1324491209. The cubic root of 52535424 is about 374.5278181454.

Adding to 52535424 its reverse (42453525), we get a palindrome (94988949).

The spelling of 52535424 in words is "fifty-two million, five hundred thirty-five thousand, four hundred twenty-four".