5657563 has 4 divisors (see below), whose sum is σ = 5903568. Its totient is φ = 5411560.

The previous prime is 5657551. The next prime is 5657599. The reversal of 5657563 is 3657565.

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 5657563 - 2⁹ = 5657051 is a prime.

It is a d-powerful number, because it can be written as 5² + 6⁶ + 5⁸ + 7 + 5⁸ + 6⁶ + 3¹⁴ .

It is a Duffinian number.

5657563 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5657503) 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, 122968 + ... + 123013.

It is an arithmetic number, because the mean of its divisors is an integer number (1475892).

Almost surely, 2^5657563 is an apocalyptic number.

5657563 is a deficient number, since it is larger than the sum of its proper divisors (246005).

5657563 is a wasteful number, since it uses less digits than its factorization.

5657563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246004.

The product of its digits is 94500, while the sum is 37.

The square root of 5657563 is about 2378.5632217791. The cubic root of 5657563 is about 178.1871847313.

It can be divided in two parts, 565 and 7563, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 5657563 in words is "five million, six hundred fifty-seven thousand, five hundred sixty-three".