531683 has 4 divisors (see below), whose sum is σ = 536760. Its totient is φ = 526608.

The previous prime is 531673. The next prime is 531689. The reversal of 531683 is 386135.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 531683 - 2⁴ = 531667 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (531689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2378 + ... + 2591.

It is an arithmetic number, because the mean of its divisors is an integer number (134190).

2⁵³¹⁶⁸³ is an apocalyptic number.

531683 is a deficient number, since it is larger than the sum of its proper divisors (5077).

531683 is a wasteful number, since it uses less digits than its factorization.

531683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5076.

The product of its digits is 2160, while the sum is 26.

The square root of 531683 is about 729.1659619044. The cubic root of 531683 is about 81.0122930080.

The spelling of 531683 in words is "five hundred thirty-one thousand, six hundred eighty-three".