52445824 has 16 divisors (see below), whose sum is σ = 104482170. Its totient is φ = 26222848.

The previous prime is 52445821. The next prime is 52445839. The reversal of 52445824 is 42854425.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 28224 = 7240^2 + 168^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 52445824.

It is not an unprimeable number, because it can be changed into a prime (52445821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204739 + ... + 204994.

Almost surely, 2^52445824 is an apocalyptic number.

It is an amenable number.

52445824 is a deficient number, since it is larger than the sum of its proper divisors (52036346).

52445824 is an equidigital number, since it uses as much as digits as its factorization.

52445824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409747 (or 409735 counting only the distinct ones).

The product of its digits is 51200, while the sum is 34.

The square root of 52445824 is about 7241.9489089609. The cubic root of 52445824 is about 374.3147759365.

The spelling of 52445824 in words is "fifty-two million, four hundred forty-five thousand, eight hundred twenty-four".