533390 has 32 divisors (see below), whose sum is σ = 1130976. Its totient is φ = 178560.

The previous prime is 533389. The next prime is 533399. The reversal of 533390 is 93335.

It is a happy number.

533390 is nontrivially palindromic in base 12.

It is an Ulam number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1244 + ... + 1616.

It is an arithmetic number, because the mean of its divisors is an integer number (35343).

2⁵³³³⁹⁰ is an apocalyptic number.

533390 is an abundant number, since it is smaller than the sum of its proper divisors (597586).

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

533390 is a wasteful number, since it uses less digits than its factorization.

533390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its (nonzero) digits is 1215, while the sum is 23.

The square root of 533390 is about 730.3355393242. The cubic root of 533390 is about 81.0988986569.

It can be divided in two parts, 53 and 3390, that added together give a palindrome (3443).

The spelling of 533390 in words is "five hundred thirty-three thousand, three hundred ninety".