55517873 has 8 divisors (see below), whose sum is σ = 55977600. Its totient is φ = 55060560.

The previous prime is 55517843. The next prime is 55517881. The reversal of 55517873 is 37871555.

55517873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55517873 - 2⁶ = 55517809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55517873.

It is not an unprimeable number, because it can be changed into a prime (55517843) 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, 94286 + ... + 94872.

It is an arithmetic number, because the mean of its divisors is an integer number (6997200).

Almost surely, 2^55517873 is an apocalyptic number.

It is an amenable number.

55517873 is a deficient number, since it is larger than the sum of its proper divisors (459727).

55517873 is a wasteful number, since it uses less digits than its factorization.

55517873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207.

The product of its digits is 147000, while the sum is 41.

The square root of 55517873 is about 7451.0316735335. The cubic root of 55517873 is about 381.4851231554.

The spelling of 55517873 in words is "fifty-five million, five hundred seventeen thousand, eight hundred seventy-three".