51468173 has 4 divisors (see below), whose sum is σ = 51967968. Its totient is φ = 50968380.

The previous prime is 51468143. The next prime is 51468229. The reversal of 51468173 is 37186415.

51468173 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 51468173 - 2⁸ = 51467917 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 (51468133) 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, 249743 + ... + 249948.

It is an arithmetic number, because the mean of its divisors is an integer number (12991992).

Almost surely, 2^51468173 is an apocalyptic number.

It is an amenable number.

51468173 is a deficient number, since it is larger than the sum of its proper divisors (499795).

51468173 is a wasteful number, since it uses less digits than its factorization.

51468173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499794.

The product of its digits is 20160, while the sum is 35.

The square root of 51468173 is about 7174.1322123306. The cubic root of 51468173 is about 371.9742847488.

The spelling of 51468173 in words is "fifty-one million, four hundred sixty-eight thousand, one hundred seventy-three".