55199473 has 8 divisors (see below), whose sum is σ = 63488192. Its totient is φ = 47011536.

The previous prime is 55199467. The next prime is 55199477. The reversal of 55199473 is 37499155.

55199473 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 55199473 - 2¹⁷ = 55068401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55199477) 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, 24015 + ... + 26212.

It is an arithmetic number, because the mean of its divisors is an integer number (7936024).

Almost surely, 2^55199473 is an apocalyptic number.

It is an amenable number.

55199473 is a deficient number, since it is larger than the sum of its proper divisors (8288719).

55199473 is a wasteful number, since it uses less digits than its factorization.

55199473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50391.

The product of its digits is 170100, while the sum is 43.

The square root of 55199473 is about 7429.6347824102. The cubic root of 55199473 is about 380.7544406845.

The spelling of 55199473 in words is "fifty-five million, one hundred ninety-nine thousand, four hundred seventy-three".