53406273 has 8 divisors (see below), whose sum is σ = 73505536. Its totient is φ = 34455600.

The previous prime is 53406259. The next prime is 53406277. The reversal of 53406273 is 37260435.

53406273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53406273 - 2⁴ = 53406257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53406273.

It is not an unprimeable number, because it can be changed into a prime (53406277) 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 7 ways as a sum of consecutive naturals, for example, 287038 + ... + 287223.

It is an arithmetic number, because the mean of its divisors is an integer number (9188192).

Almost surely, 2^53406273 is an apocalyptic number.

It is an amenable number.

53406273 is a deficient number, since it is larger than the sum of its proper divisors (20099263).

53406273 is a wasteful number, since it uses less digits than its factorization.

53406273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574295.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 53406273 is about 7307.9595647486. The cubic root of 53406273 is about 376.5859305210.

The spelling of 53406273 in words is "fifty-three million, four hundred six thousand, two hundred seventy-three".