533340 has 36 divisors (see below), whose sum is σ = 1618344. Its totient is φ = 142176.

The previous prime is 533327. The next prime is 533353. The reversal of 533340 is 43335.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (533327) and next prime (533353).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

533340 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 in 11 ways as a sum of consecutive naturals, for example, 1302 + ... + 1661.

It is an arithmetic number, because the mean of its divisors is an integer number (44954).

2⁵³³³⁴⁰ is an apocalyptic number.

It is an amenable number.

533340 is an abundant number, since it is smaller than the sum of its proper divisors (1085004).

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

533340 is a wasteful number, since it uses less digits than its factorization.

533340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978 (or 2973 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 533340 is about 730.3013076806. The cubic root of 533340 is about 81.0963645063.

Adding to 533340 its reverse (43335), we get a palindrome (576675).

The spelling of 533340 in words is "five hundred thirty-three thousand, three hundred forty".