53888273 has 4 divisors (see below), whose sum is σ = 55034880. Its totient is φ = 52741668.

The previous prime is 53888269. The next prime is 53888279. The reversal of 53888273 is 37288835.

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 53888273 - 2² = 53888269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53888279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 573233 + ... + 573326.

It is an arithmetic number, because the mean of its divisors is an integer number (13758720).

Almost surely, 2^53888273 is an apocalyptic number.

It is an amenable number.

53888273 is a deficient number, since it is larger than the sum of its proper divisors (1146607).

53888273 is a wasteful number, since it uses less digits than its factorization.

53888273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146606.

The product of its digits is 322560, while the sum is 44.

The square root of 53888273 is about 7340.8632326178. The cubic root of 53888273 is about 377.7154549792.

The spelling of 53888273 in words is "fifty-three million, eight hundred eighty-eight thousand, two hundred seventy-three".