54722173 has 4 divisors (see below), whose sum is σ = 59696928. Its totient is φ = 49747420.

The previous prime is 54722137. The next prime is 54722179. The reversal of 54722173 is 37122745.

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 54722173 - 2⁹ = 54721661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54722179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487361 + ... + 2487382.

It is an arithmetic number, because the mean of its divisors is an integer number (14924232).

Almost surely, 2^54722173 is an apocalyptic number.

It is an amenable number.

54722173 is a deficient number, since it is larger than the sum of its proper divisors (4974755).

54722173 is a wasteful number, since it uses less digits than its factorization.

54722173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4974754.

The product of its digits is 11760, while the sum is 31.

The square root of 54722173 is about 7397.4436800830. The cubic root of 54722173 is about 379.6538236984.

It can be divided in two parts, 54 and 722173, that added together give a palindrome (722227).

The spelling of 54722173 in words is "fifty-four million, seven hundred twenty-two thousand, one hundred seventy-three".