532844865 has 96 divisors (see below), whose sum is σ = 1113552000. Its totient is φ = 241024896.

The previous prime is 532844861. The next prime is 532844867. The reversal of 532844865 is 568448235.

It is not a de Polignac number, because 532844865 - 2² = 532844861 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 532844865.

It is not an unprimeable number, because it can be changed into a prime (532844861) 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 95 ways as a sum of consecutive naturals, for example, 720666 + ... + 721404.

It is an arithmetic number, because the mean of its divisors is an integer number (11599500).

Almost surely, 2^532844865 is an apocalyptic number.

It is an amenable number.

532844865 is an abundant number, since it is smaller than the sum of its proper divisors (580707135).

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

532844865 is a wasteful number, since it uses less digits than its factorization.

532844865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876 (or 863 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 532844865 is about 23083.4326953337. The cubic root of 532844865 is about 810.7126101975.

The spelling of 532844865 in words is "five hundred thirty-two million, eight hundred forty-four thousand, eight hundred sixty-five".