57563 has 4 divisors (see below), whose sum is σ = 62808. Its totient is φ = 52320.

The previous prime is 57559. The next prime is 57571. The reversal of 57563 is 36575.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57563 - 2² = 57559 is a prime.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (57503) 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, 2606 + ... + 2627.

It is an arithmetic number, because the mean of its divisors is an integer number (15702).

2⁵⁷⁵⁶³ is an apocalyptic number.

57563 is a deficient number, since it is larger than the sum of its proper divisors (5245).

57563 is a wasteful number, since it uses less digits than its factorization.

57563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5244.

The product of its digits is 3150, while the sum is 26.

The square root of 57563 is about 239.9229042839. The cubic root of 57563 is about 38.6113043752.

The spelling of 57563 in words is "fifty-seven thousand, five hundred sixty-three".