533546 has 8 divisors (see below), whose sum is σ = 861924. Its totient is φ = 246240.

The previous prime is 533543. The next prime is 533549. The reversal of 533546 is 645335.

It is an interprime number because it is at equal distance from previous prime (533543) and next prime (533549).

It can be written as a sum of positive squares in 2 ways, for example, as 525625 + 7921 = 725^2 + 89^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 20521 = 533546 / (5 + 3 + 3 + 5 + 4 + 6).

It is not an unprimeable number, because it can be changed into a prime (533543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10235 + ... + 10286.

2⁵³³⁵⁴⁶ is an apocalyptic number.

533546 is a deficient number, since it is larger than the sum of its proper divisors (328378).

533546 is a wasteful number, since it uses less digits than its factorization.

533546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20536.

The product of its digits is 5400, while the sum is 26.

The square root of 533546 is about 730.4423317415. The cubic root of 533546 is about 81.1068041888.

The spelling of 533546 in words is "five hundred thirty-three thousand, five hundred forty-six".