532816 has 10 divisors (see below), whose sum is σ = 1032362. Its totient is φ = 266400.

The previous prime is 532811. The next prime is 532823. The reversal of 532816 is 618235.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 484416 + 48400 = 696^2 + 220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532811) by changing a digit.

532816 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16635 + ... + 16666.

2⁵³²⁸¹⁶ is an apocalyptic number.

It is an amenable number.

532816 is a deficient number, since it is larger than the sum of its proper divisors (499546).

532816 is a wasteful number, since it uses less digits than its factorization.

532816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33309 (or 33303 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 532816 is about 729.9424634860. The cubic root of 532816 is about 81.0697970763.

The spelling of 532816 in words is "five hundred thirty-two thousand, eight hundred sixteen".