533765 has 4 divisors (see below), whose sum is σ = 640524. Its totient is φ = 427008.

The previous prime is 533747. The next prime is 533777. The reversal of 533765 is 567335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 567335 = 5 ⋅113467.

It can be written as a sum of positive squares in 2 ways, for example, as 277729 + 256036 = 527^2 + 506^2 .

It is a cyclic number.

It is not a de Polignac number, because 533765 - 2⁸ = 533509 is a prime.

It is a d-powerful number, because it can be written as 5³ + 3⁶ + 7² + 3¹² + 6⁴ + 5³ .

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53372 + ... + 53381.

It is an arithmetic number, because the mean of its divisors is an integer number (160131).

2⁵³³⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

533765 is a deficient number, since it is larger than the sum of its proper divisors (106759).

533765 is a wasteful number, since it uses less digits than its factorization.

533765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106758.

The product of its digits is 9450, while the sum is 29.

The square root of 533765 is about 730.5922255267. The cubic root of 533765 is about 81.1178997397.

The spelling of 533765 in words is "five hundred thirty-three thousand, seven hundred sixty-five".