531946 has 8 divisors (see below), whose sum is σ = 815040. Its totient is φ = 260268.

The previous prime is 531919. The next prime is 531977. The reversal of 531946 is 649135.

531946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a d-powerful number, because it can be written as 5 + 3³ + 9⁶ + 1 + 4⁴ + 6³ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2736 + ... + 2923.

It is an arithmetic number, because the mean of its divisors is an integer number (101880).

2⁵³¹⁹⁴⁶ is an apocalyptic number.

531946 is a deficient number, since it is larger than the sum of its proper divisors (283094).

531946 is a wasteful number, since it uses less digits than its factorization.

531946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5708.

The product of its digits is 3240, while the sum is 28.

The square root of 531946 is about 729.3462826395. The cubic root of 531946 is about 81.0256485356.

The spelling of 531946 in words is "five hundred thirty-one thousand, nine hundred forty-six".