5391593 has 4 divisors (see below), whose sum is σ = 5577540. Its totient is φ = 5205648.

The previous prime is 5391587. The next prime is 5391619. The reversal of 5391593 is 3951935.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2474329 + 2917264 = 1573^2 + 1708^2 .

It is a cyclic number.

It is not a de Polignac number, because 5391593 - 2²² = 1197289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (5391553) 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, 92930 + ... + 92987.

It is an arithmetic number, because the mean of its divisors is an integer number (1394385).

Almost surely, 2^5391593 is an apocalyptic number.

It is an amenable number.

5391593 is a deficient number, since it is larger than the sum of its proper divisors (185947).

5391593 is a wasteful number, since it uses less digits than its factorization.

5391593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185946.

The product of its digits is 18225, while the sum is 35.

The square root of 5391593 is about 2321.9804047407. The cubic root of 5391593 is about 175.3499717553.

The spelling of 5391593 in words is "five million, three hundred ninety-one thousand, five hundred ninety-three".