531084 has 12 divisors (see below), whose sum is σ = 1239224. Its totient is φ = 177024.

The previous prime is 531079. The next prime is 531101. The reversal of 531084 is 480135.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 531084.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22117 + ... + 22140.

2⁵³¹⁰⁸⁴ is an apocalyptic number.

It is an amenable number.

531084 is an abundant number, since it is smaller than the sum of its proper divisors (708140).

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

531084 is a wasteful number, since it uses less digits than its factorization.

531084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44264 (or 44262 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 531084 is about 728.7551028981. The cubic root of 531084 is about 80.9818584581.

It can be divided in two parts, 5310 and 84, that multiplied together give a triangular number (446040 = T₉₄₄).

The spelling of 531084 in words is "five hundred thirty-one thousand, eighty-four".