55673173 has 4 divisors (see below), whose sum is σ = 58603360. Its totient is φ = 52742988.

The previous prime is 55673171. The next prime is 55673201. The reversal of 55673173 is 37137655.

It is a happy number.

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 55673173 - 2¹ = 55673171 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 (55673171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1465065 + ... + 1465102.

It is an arithmetic number, because the mean of its divisors is an integer number (14650840).

Almost surely, 2^55673173 is an apocalyptic number.

It is an amenable number.

55673173 is a deficient number, since it is larger than the sum of its proper divisors (2930187).

55673173 is a wasteful number, since it uses less digits than its factorization.

55673173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930186.

The product of its digits is 66150, while the sum is 37.

The square root of 55673173 is about 7461.4457714306. The cubic root of 55673173 is about 381.8405011055.

The spelling of 55673173 in words is "fifty-five million, six hundred seventy-three thousand, one hundred seventy-three".