573641 has 4 divisors (see below), whose sum is σ = 575952. Its totient is φ = 571332.

The previous prime is 573637. The next prime is 573647. The reversal of 573641 is 146375.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 573641 - 2² = 573637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 573641.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 573641.

It is not an unprimeable number, because it can be changed into a prime (573647) 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, 731 + ... + 1296.

It is an arithmetic number, because the mean of its divisors is an integer number (143988).

2⁵⁷³⁶⁴¹ is an apocalyptic number.

It is an amenable number.

573641 is a deficient number, since it is larger than the sum of its proper divisors (2311).

573641 is a wasteful number, since it uses less digits than its factorization.

573641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310.

The product of its digits is 2520, while the sum is 26.

The square root of 573641 is about 757.3909162381. The cubic root of 573641 is about 83.0896114462.

The spelling of 573641 in words is "five hundred seventy-three thousand, six hundred forty-one".