53489573 has 4 divisors (see below), whose sum is σ = 53508588. Its totient is φ = 53470560.

The previous prime is 53489537. The next prime is 53489587. The reversal of 53489573 is 37598435.

53489573 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.

It can be written as a sum of positive squares in 2 ways, for example, as 17032129 + 36457444 = 4127^2 + 6038^2 .

It is a cyclic number.

It is not a de Polignac number, because 53489573 - 2¹⁰ = 53488549 is a prime.

It is a super-2 number, since 2×53489573² = 5722268839444658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53489593) 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, 4358 + ... + 11223.

It is an arithmetic number, because the mean of its divisors is an integer number (13377147).

Almost surely, 2^53489573 is an apocalyptic number.

It is an amenable number.

53489573 is a deficient number, since it is larger than the sum of its proper divisors (19015).

53489573 is a wasteful number, since it uses less digits than its factorization.

53489573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19014.

The product of its digits is 453600, while the sum is 44.

The square root of 53489573 is about 7313.6566093849. The cubic root of 53489573 is about 376.7816210948.

The spelling of 53489573 in words is "fifty-three million, four hundred eighty-nine thousand, five hundred seventy-three".