5021593 has 4 divisors (see below), whose sum is σ = 5073460. Its totient is φ = 4969728.

The previous prime is 5021587. The next prime is 5021609. The reversal of 5021593 is 3951205.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3951205 = 5 ⋅790241.

It can be written as a sum of positive squares in 2 ways, for example, as 2550409 + 2471184 = 1597^2 + 1572^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021593 - 2⁵ = 5021561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25788 + ... + 25981.

It is an arithmetic number, because the mean of its divisors is an integer number (1268365).

Almost surely, 2^5021593 is an apocalyptic number.

It is an amenable number.

5021593 is a deficient number, since it is larger than the sum of its proper divisors (51867).

5021593 is an equidigital number, since it uses as much as digits as its factorization.

5021593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51866.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5021593 is about 2240.8911173906. The cubic root of 5021593 is about 171.2433979020.

Adding to 5021593 its reverse (3951205), we get a palindrome (8972798).

The spelling of 5021593 in words is "five million, twenty-one thousand, five hundred ninety-three".