53004732 has 24 divisors (see below), whose sum is σ = 134921472. Its totient is φ = 16062000.

The previous prime is 53004689. The next prime is 53004733. The reversal of 53004732 is 23740035.

53004732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×53004732³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53004733) 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 7 ways as a sum of consecutive naturals, for example, 200644 + ... + 200907.

It is an arithmetic number, because the mean of its divisors is an integer number (5621728).

Almost surely, 2^53004732 is an apocalyptic number.

It is an amenable number.

53004732 is an abundant number, since it is smaller than the sum of its proper divisors (81916740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53004732 is a wasteful number, since it uses less digits than its factorization.

53004732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401569 (or 401567 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 53004732 is about 7280.4348771210. The cubic root of 53004732 is about 375.6397541738.

Adding to 53004732 its reverse (23740035), we get a palindrome (76744767).

The spelling of 53004732 in words is "fifty-three million, four thousand, seven hundred thirty-two".