573940 has 12 divisors (see below), whose sum is σ = 1205316. Its totient is φ = 229568.

The previous prime is 573929. The next prime is 573941. The reversal of 573940 is 49375.

It can be written as a sum of positive squares in 2 ways, for example, as 116964 + 456976 = 342^2 + 676^2 .

It is a junction number, because it is equal to n+sod(n) for n = 573899 and 573908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (573941) 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, 14329 + ... + 14368.

It is an arithmetic number, because the mean of its divisors is an integer number (100443).

2⁵⁷³⁹⁴⁰ is an apocalyptic number.

It is an amenable number.

573940 is an abundant number, since it is smaller than the sum of its proper divisors (631376).

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

573940 is a wasteful number, since it uses less digits than its factorization.

573940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28706 (or 28704 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 573940 is about 757.5882786844. The cubic root of 573940 is about 83.1040452579.

The spelling of 573940 in words is "five hundred seventy-three thousand, nine hundred forty".