53576647 has 4 divisors (see below), whose sum is σ = 53595016. Its totient is φ = 53558280.

The previous prime is 53576641. The next prime is 53576651. The reversal of 53576647 is 74667535.

53576647 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 is a cyclic number.

It is not a de Polignac number, because 53576647 - 2¹⁵ = 53543879 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53576641) 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, 3729 + ... + 11002.

It is an arithmetic number, because the mean of its divisors is an integer number (13398754).

Almost surely, 2^53576647 is an apocalyptic number.

53576647 is a deficient number, since it is larger than the sum of its proper divisors (18369).

53576647 is a wasteful number, since it uses less digits than its factorization.

53576647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18368.

The product of its digits is 529200, while the sum is 43.

The square root of 53576647 is about 7319.6070249707. The cubic root of 53576647 is about 376.9859605876.

The spelling of 53576647 in words is "fifty-three million, five hundred seventy-six thousand, six hundred forty-seven".