567641 has 4 divisors (see below), whose sum is σ = 585984. Its totient is φ = 549300.

The previous prime is 567631. The next prime is 567649. The reversal of 567641 is 146765.

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 567641 - 2¹⁰ = 566617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (567649) 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, 9125 + ... + 9186.

It is an arithmetic number, because the mean of its divisors is an integer number (146496).

2⁵⁶⁷⁶⁴¹ is an apocalyptic number.

It is an amenable number.

567641 is a deficient number, since it is larger than the sum of its proper divisors (18343).

567641 is a wasteful number, since it uses less digits than its factorization.

567641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18342.

The product of its digits is 5040, while the sum is 29.

The square root of 567641 is about 753.4195378406. The cubic root of 567641 is about 82.7989034994.

It can be divided in two parts, 56764 and 1, that added together give a palindrome (56765).

The spelling of 567641 in words is "five hundred sixty-seven thousand, six hundred forty-one".