53169593 has 4 divisors (see below), whose sum is σ = 53189760. Its totient is φ = 53149428.

The previous prime is 53169577. The next prime is 53169601. The reversal of 53169593 is 39596135.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39596135 = 5 ⋅7919227.

It is a cyclic number.

It is not a de Polignac number, because 53169593 - 2⁴ = 53169577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53169593.

It is not an unprimeable number, because it can be changed into a prime (53169553) 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, 5405 + ... + 11642.

It is an arithmetic number, because the mean of its divisors is an integer number (13297440).

Almost surely, 2^53169593 is an apocalyptic number.

It is an amenable number.

53169593 is a deficient number, since it is larger than the sum of its proper divisors (20167).

53169593 is a wasteful number, since it uses less digits than its factorization.

53169593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20166.

The product of its digits is 109350, while the sum is 41.

The square root of 53169593 is about 7291.7482814480. The cubic root of 53169593 is about 376.0288027770.

The spelling of 53169593 in words is "fifty-three million, one hundred sixty-nine thousand, five hundred ninety-three".