563761 has 8 divisors (see below), whose sum is σ = 627264. Its totient is φ = 502320.

The previous prime is 563747. The next prime is 563777. The reversal of 563761 is 167365.

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 563761 - 2⁹ = 563249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563561) 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, 100 + ... + 1066.

It is an arithmetic number, because the mean of its divisors is an integer number (78408).

2⁵⁶³⁷⁶¹ is an apocalyptic number.

It is an amenable number.

563761 is a deficient number, since it is larger than the sum of its proper divisors (63503).

563761 is a wasteful number, since it uses less digits than its factorization.

563761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

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

The square root of 563761 is about 750.8401960471. The cubic root of 563761 is about 82.6098200778.

The spelling of 563761 in words is "five hundred sixty-three thousand, seven hundred sixty-one".