533405 has 4 divisors (see below), whose sum is σ = 640092. Its totient is φ = 426720.

The previous prime is 533399. The next prime is 533413. The reversal of 533405 is 504335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75076 + 458329 = 274^2 + 677^2 .

It is not a de Polignac number, because 533405 - 2⁴ = 533389 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 53336 + ... + 53345.

It is an arithmetic number, because the mean of its divisors is an integer number (160023).

2⁵³³⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

533405 is a deficient number, since it is larger than the sum of its proper divisors (106687).

533405 is a wasteful number, since it uses less digits than its factorization.

533405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106686.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 533405 is about 730.3458085044. The cubic root of 533405 is about 81.0996588711.

The spelling of 533405 in words is "five hundred thirty-three thousand, four hundred five".