53716573 has 4 divisors (see below), whose sum is σ = 54320220. Its totient is φ = 53112928.

The previous prime is 53716571. The next prime is 53716627. The reversal of 53716573 is 37561735.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7991929 + 45724644 = 2827^2 + 6762^2 .

It is a cyclic number.

It is not a de Polignac number, because 53716573 - 2¹ = 53716571 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 (53716571) 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, 301690 + ... + 301867.

It is an arithmetic number, because the mean of its divisors is an integer number (13580055).

Almost surely, 2^53716573 is an apocalyptic number.

It is an amenable number.

53716573 is a deficient number, since it is larger than the sum of its proper divisors (603647).

53716573 is an equidigital number, since it uses as much as digits as its factorization.

53716573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603646.

The product of its digits is 66150, while the sum is 37.

The square root of 53716573 is about 7329.1590922834. The cubic root of 53716573 is about 377.3138663981.

It can be divided in two parts, 53716 and 573, that added together give a square (54289 = 233²).

The spelling of 53716573 in words is "fifty-three million, seven hundred sixteen thousand, five hundred seventy-three".