533940 has 48 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 129280.

The previous prime is 533927. The next prime is 533959. The reversal of 533940 is 49335.

533940 = T₈₄ + T₈₅ + ... + T₁₅₅.

It is a d-powerful number, because it can be written as 5 + 3⁵ + 9⁶ + 3⁷ + 4³ + 0 .

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 533940.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256 + ... + 1064.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2⁵³³⁹⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816480).

533940 is an abundant number, since it is smaller than the sum of its proper divisors (1099020).

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

533940 is a wasteful number, since it uses less digits than its factorization.

533940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 830 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 533940 is about 730.7119815632. The cubic root of 533940 is about 81.1267638661.

It can be divided in two parts, 53 and 3940, that added together give a palindrome (3993).

The spelling of 533940 in words is "five hundred thirty-three thousand, nine hundred forty".