531096 has 16 divisors (see below), whose sum is σ = 1327800. Its totient is φ = 177024.

The previous prime is 531079. The next prime is 531101. The reversal of 531096 is 690135.

It is a super-2 number, since 2×531096² = 564125922432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 22129 = 531096 / (5 + 3 + 1 + 0 + 9 + 6).

It is an Ulam number.

It is a congruent number.

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, 11041 + ... + 11088.

2⁵³¹⁰⁹⁶ is an apocalyptic number.

It is an amenable number.

531096 is an abundant number, since it is smaller than the sum of its proper divisors (796704).

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

531096 is a wasteful number, since it uses less digits than its factorization.

531096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22138 (or 22134 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 531096 is about 728.7633360701. The cubic root of 531096 is about 80.9824683899.

The spelling of 531096 in words is "five hundred thirty-one thousand, ninety-six".