45550028 has 12 divisors (see below), whose sum is σ = 83178480. Its totient is φ = 21784752.

The previous prime is 45550019. The next prime is 45550031. The reversal of 45550028 is 82005554.

45550028 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 in 3 ways as a sum of consecutive naturals, for example, 247463 + ... + 247646.

It is an arithmetic number, because the mean of its divisors is an integer number (6931540).

Almost surely, 2^45550028 is an apocalyptic number.

It is an amenable number.

45550028 is a deficient number, since it is larger than the sum of its proper divisors (37628452).

45550028 is a wasteful number, since it uses less digits than its factorization.

45550028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495136 (or 495134 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 45550028 is about 6749.0760849171. The cubic root of 45550028 is about 357.1326443099.

The spelling of 45550028 in words is "forty-five million, five hundred fifty thousand, twenty-eight".