533240 has 16 divisors (see below), whose sum is σ = 1199880. Its totient is φ = 213280.

The previous prime is 533237. The next prime is 533249. The reversal of 533240 is 42335.

533240 = 175² + 176² + ... + 190².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533249) 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, 6626 + ... + 6705.

2⁵³³²⁴⁰ is an apocalyptic number.

It is an amenable number.

533240 is an abundant number, since it is smaller than the sum of its proper divisors (666640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

533240 is a wasteful number, since it uses less digits than its factorization.

533240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13342 (or 13338 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 533240 is about 730.2328395793. The cubic root of 533240 is about 81.0912957301.

Adding to 533240 its reverse (42335), we get a palindrome (575575).

The spelling of 533240 in words is "five hundred thirty-three thousand, two hundred forty".