533404 has 6 divisors (see below), whose sum is σ = 933464. Its totient is φ = 266700.

The previous prime is 533399. The next prime is 533413. The reversal of 533404 is 404335.

It is a congruent number.

It is an unprimeable number.

533404 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66672 + ... + 66679.

2⁵³³⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

533404 is a deficient number, since it is larger than the sum of its proper divisors (400060).

533404 is a wasteful number, since it uses less digits than its factorization.

533404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133355 (or 133353 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 533404 is about 730.3451238969. The cubic root of 533404 is about 81.0996081906.

Adding to 533404 its reverse (404335), we get a palindrome (937739).

The spelling of 533404 in words is "five hundred thirty-three thousand, four hundred four".