531106 has 8 divisors (see below), whose sum is σ = 824220. Its totient is φ = 256368.

The previous prime is 531103. The next prime is 531121. The reversal of 531106 is 601135.

It can be written as a sum of positive squares in 2 ways, for example, as 511225 + 19881 = 715^2 + 141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 531106.

It is not an unprimeable number, because it can be changed into a prime (531101) by changing a digit.

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, 4521 + ... + 4636.

2⁵³¹¹⁰⁶ is an apocalyptic number.

531106 is a deficient number, since it is larger than the sum of its proper divisors (293114).

531106 is a wasteful number, since it uses less digits than its factorization.

531106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9188.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 531106 is about 728.7701969757. The cubic root of 531106 is about 80.9829766593.

The spelling of 531106 in words is "five hundred thirty-one thousand, one hundred six".