533641 has 2 divisors, whose sum is σ = 533642. Its totient is φ = 533640.

The previous prime is 533633. The next prime is 533671. The reversal of 533641 is 146335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495616 + 38025 = 704^2 + 195^2 .

It is a cyclic number.

It is not a de Polignac number, because 533641 - 2³ = 533633 is a prime.

533641 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (533671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266820 + 266821.

It is an arithmetic number, because the mean of its divisors is an integer number (266821).

2⁵³³⁶⁴¹ is an apocalyptic number.

It is an amenable number.

533641 is a deficient number, since it is larger than the sum of its proper divisors (1).

533641 is an equidigital number, since it uses as much as digits as its factorization.

533641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 22.

The square root of 533641 is about 730.5073579369. The cubic root of 533641 is about 81.1116177001. Note that the first 3 decimals are identical.

Adding to 533641 its reverse (146335), we get a palindrome (679976).

The spelling of 533641 in words is "five hundred thirty-three thousand, six hundred forty-one".