55344273 has 4 divisors (see below), whose sum is σ = 73792368. Its totient is φ = 36896180.

The previous prime is 55344259. The next prime is 55344277. The reversal of 55344273 is 37244355.

55344273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55344273 - 2²⁰ = 54295697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55344277) 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 3 ways as a sum of consecutive naturals, for example, 9224043 + ... + 9224048.

It is an arithmetic number, because the mean of its divisors is an integer number (18448092).

Almost surely, 2^55344273 is an apocalyptic number.

It is an amenable number.

55344273 is a deficient number, since it is larger than the sum of its proper divisors (18448095).

55344273 is a wasteful number, since it uses less digits than its factorization.

55344273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18448094.

The product of its digits is 50400, while the sum is 33.

The square root of 55344273 is about 7439.3731590773. The cubic root of 55344273 is about 381.0870833796.

The spelling of 55344273 in words is "fifty-five million, three hundred forty-four thousand, two hundred seventy-three".