52405524 has 36 divisors (see below), whose sum is σ = 134452864. Its totient is φ = 17206992.

The previous prime is 52405513. The next prime is 52405547. The reversal of 52405524 is 42550425.

52405524 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 (36).

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 11 ways as a sum of consecutive naturals, for example, 8452 + ... + 13275.

Almost surely, 2^52405524 is an apocalyptic number.

It is an amenable number.

52405524 is an abundant number, since it is smaller than the sum of its proper divisors (82047340).

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

52405524 is a wasteful number, since it uses less digits than its factorization.

52405524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21804 (or 21799 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 52405524 is about 7239.1659740608. The cubic root of 52405524 is about 374.2188753813.

Adding to 52405524 its reverse (42550425), we get a palindrome (94955949).

The spelling of 52405524 in words is "fifty-two million, four hundred five thousand, five hundred twenty-four".