55228104 has 48 divisors (see below), whose sum is σ = 158378220. Its totient is φ = 17326080.

The previous prime is 55228097. The next prime is 55228111. The reversal of 55228104 is 40182255.

It is a happy number.

55228104 is a `hidden beast` number, since 552 + 2 + 8 + 104 = 666.

55228104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55228097) and next prime (55228111).

It can be written as a sum of positive squares in 2 ways, for example, as 54022500 + 1205604 = 7350^2 + 1098^2 .

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 11 ways as a sum of consecutive naturals, for example, 21337 + ... + 23784.

Almost surely, 2^55228104 is an apocalyptic number.

It is an amenable number.

55228104 is an abundant number, since it is smaller than the sum of its proper divisors (103150116).

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

55228104 is a wasteful number, since it uses less digits than its factorization.

55228104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45150 (or 45143 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 55228104 is about 7431.5613433517. The cubic root of 55228104 is about 380.8202595264.

The spelling of 55228104 in words is "fifty-five million, two hundred twenty-eight thousand, one hundred four".