53540673 has 4 divisors (see below), whose sum is σ = 71387568. Its totient is φ = 35693780.

The previous prime is 53540659. The next prime is 53540677. The reversal of 53540673 is 37604535.

53540673 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, 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 53540673 - 2¹⁰ = 53539649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53540677) 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, 8923443 + ... + 8923448.

It is an arithmetic number, because the mean of its divisors is an integer number (17846892).

Almost surely, 2^53540673 is an apocalyptic number.

It is an amenable number.

53540673 is a deficient number, since it is larger than the sum of its proper divisors (17846895).

53540673 is a wasteful number, since it uses less digits than its factorization.

53540673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17846894.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 53540673 is about 7317.1492399704. The cubic root of 53540673 is about 376.9015660478.

The spelling of 53540673 in words is "fifty-three million, five hundred forty thousand, six hundred seventy-three".