53728552 has 32 divisors (see below), whose sum is σ = 106142400. Its totient is φ = 25446784.

The previous prime is 53728547. The next prime is 53728553. The reversal of 53728552 is 25582735.

53728552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53728553) 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, 18324 + ... + 21052.

It is an arithmetic number, because the mean of its divisors is an integer number (3316950).

Almost surely, 2^53728552 is an apocalyptic number.

It is an amenable number.

53728552 is a deficient number, since it is larger than the sum of its proper divisors (52413848).

53728552 is a wasteful number, since it uses less digits than its factorization.

53728552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865 (or 2861 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 53728552 is about 7329.9762618988. The cubic root of 53728552 is about 377.3419117890.

It can be divided in two parts, 5372 and 8552, that added together give a square (13924 = 118²).

The spelling of 53728552 in words is "fifty-three million, seven hundred twenty-eight thousand, five hundred fifty-two".