53047832 has 8 divisors (see below), whose sum is σ = 99464700. Its totient is φ = 26523912.

The previous prime is 53047831. The next prime is 53047843. The reversal of 53047832 is 23874035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53047831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3315482 + ... + 3315497.

Almost surely, 2^53047832 is an apocalyptic number.

It is an amenable number.

53047832 is a deficient number, since it is larger than the sum of its proper divisors (46416868).

53047832 is a wasteful number, since it uses less digits than its factorization.

53047832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6630985 (or 6630981 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 53047832 is about 7283.3942636658. The cubic root of 53047832 is about 375.7415418604.

The spelling of 53047832 in words is "fifty-three million, forty-seven thousand, eight hundred thirty-two".