53259293 has 4 divisors (see below), whose sum is σ = 53333280. Its totient is φ = 53185308.

The previous prime is 53259289. The next prime is 53259307. The reversal of 53259293 is 39295235.

53259293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 53259293 - 2² = 53259289 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53259203) 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, 35903 + ... + 37356.

It is an arithmetic number, because the mean of its divisors is an integer number (13333320).

Almost surely, 2^53259293 is an apocalyptic number.

It is an amenable number.

53259293 is a deficient number, since it is larger than the sum of its proper divisors (73987).

53259293 is an equidigital number, since it uses as much as digits as its factorization.

53259293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73986.

The product of its digits is 72900, while the sum is 38.

The square root of 53259293 is about 7297.8964777530. The cubic root of 53259293 is about 376.2401443319.

The spelling of 53259293 in words is "fifty-three million, two hundred fifty-nine thousand, two hundred ninety-three".