5243565 has 16 divisors (see below), whose sum is σ = 8883648. Its totient is φ = 2631936.

The previous prime is 5243551. The next prime is 5243569. The reversal of 5243565 is 5653425.

It is not a de Polignac number, because 5243565 - 2⁶ = 5243501 is a prime.

5243565 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10027 + ... + 10536.

It is an arithmetic number, because the mean of its divisors is an integer number (555228).

Almost surely, 2^5243565 is an apocalyptic number.

It is an amenable number.

5243565 is a deficient number, since it is larger than the sum of its proper divisors (3640083).

5243565 is a wasteful number, since it uses less digits than its factorization.

5243565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20588.

The product of its digits is 18000, while the sum is 30.

The square root of 5243565 is about 2289.8831847935. The cubic root of 5243565 is about 173.7302929532.

The spelling of 5243565 in words is "five million, two hundred forty-three thousand, five hundred sixty-five".