53336393 has 4 divisors (see below), whose sum is σ = 58185168. Its totient is φ = 48487620.

The previous prime is 53336377. The next prime is 53336411. The reversal of 53336393 is 39363335.

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 53336393 - 2⁴ = 53336377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53336303) 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, 2424371 + ... + 2424392.

It is an arithmetic number, because the mean of its divisors is an integer number (14546292).

Almost surely, 2^53336393 is an apocalyptic number.

It is an amenable number.

53336393 is a deficient number, since it is larger than the sum of its proper divisors (4848775).

53336393 is a wasteful number, since it uses less digits than its factorization.

53336393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4848774.

The product of its digits is 65610, while the sum is 35.

The square root of 53336393 is about 7303.1769114544. The cubic root of 53336393 is about 376.4216095562.

The spelling of 53336393 in words is "fifty-three million, three hundred thirty-six thousand, three hundred ninety-three".