55976428 has 6 divisors (see below), whose sum is σ = 97958756. Its totient is φ = 27988212.

The previous prime is 55976407. The next prime is 55976441. The reversal of 55976428 is 82467955.

55976428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6997050 + ... + 6997057.

Almost surely, 2^55976428 is an apocalyptic number.

It is an amenable number.

55976428 is a deficient number, since it is larger than the sum of its proper divisors (41982328).

55976428 is a wasteful number, since it uses less digits than its factorization.

55976428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13994111 (or 13994109 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 55976428 is about 7481.7396372769. The cubic root of 55976428 is about 382.5325485282.

The spelling of 55976428 in words is "fifty-five million, nine hundred seventy-six thousand, four hundred twenty-eight".