55173394 has 8 divisors (see below), whose sum is σ = 84521088. Its totient is φ = 26999700.

The previous prime is 55173383. The next prime is 55173403. The reversal of 55173394 is 49337155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 293382 + ... + 293569.

It is an arithmetic number, because the mean of its divisors is an integer number (10565136).

Almost surely, 2^55173394 is an apocalyptic number.

55173394 is a deficient number, since it is larger than the sum of its proper divisors (29347694).

55173394 is a wasteful number, since it uses less digits than its factorization.

55173394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587000.

The product of its digits is 56700, while the sum is 37.

The square root of 55173394 is about 7427.8795089851. The cubic root of 55173394 is about 380.6944687398.

It can be divided in two parts, 5517 and 3394, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 55173394 in words is "fifty-five million, one hundred seventy-three thousand, three hundred ninety-four".