573861 has 8 divisors (see below), whose sum is σ = 769824. Its totient is φ = 380240.

The previous prime is 573851. The next prime is 573863. The reversal of 573861 is 168375.

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

It is a cyclic number.

It is not a de Polignac number, because 573861 - 2⁵ = 573829 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 573861.

It is not an unprimeable number, because it can be changed into a prime (573863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106 + ... + 1076.

It is an arithmetic number, because the mean of its divisors is an integer number (96228).

2⁵⁷³⁸⁶¹ is an apocalyptic number.

It is an amenable number.

573861 is a deficient number, since it is larger than the sum of its proper divisors (195963).

573861 is a wasteful number, since it uses less digits than its factorization.

573861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171.

The product of its digits is 5040, while the sum is 30.

The square root of 573861 is about 757.5361377519. The cubic root of 573861 is about 83.1002321295.

The spelling of 573861 in words is "five hundred seventy-three thousand, eight hundred sixty-one".