54332728 has 8 divisors (see below), whose sum is σ = 101873880. Its totient is φ = 27166360.

The previous prime is 54332717. The next prime is 54332741. The reversal of 54332728 is 82723345.

54332728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 54332693 and 54332702.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3395788 + ... + 3395803.

It is an arithmetic number, because the mean of its divisors is an integer number (12734235).

Almost surely, 2^54332728 is an apocalyptic number.

It is an amenable number.

54332728 is a deficient number, since it is larger than the sum of its proper divisors (47541152).

54332728 is a wasteful number, since it uses less digits than its factorization.

54332728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791597 (or 6791593 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 54332728 is about 7371.0737345383. The cubic root of 54332728 is about 378.7510426327.

The spelling of 54332728 in words is "fifty-four million, three hundred thirty-two thousand, seven hundred twenty-eight".