600055 has 4 divisors (see below), whose sum is σ = 720072. Its totient is φ = 480040.

The previous prime is 600053. The next prime is 600071. The reversal of 600055 is 550006.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550006 = 2 ⋅275003.

It is not a de Polignac number, because 600055 - 2¹ = 600053 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (600053) 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, 60001 + ... + 60010.

It is an arithmetic number, because the mean of its divisors is an integer number (180018).

2⁶⁰⁰⁰⁵⁵ is an apocalyptic number.

600055 is a deficient number, since it is larger than the sum of its proper divisors (120017).

600055 is a wasteful number, since it uses less digits than its factorization.

600055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120016.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 600055 is about 774.6321707753. The cubic root of 600055 is about 84.3458436068.

The spelling of 600055 in words is "six hundred thousand, fifty-five".