995545 has 4 divisors (see below), whose sum is σ = 1194660. Its totient is φ = 796432.

The previous prime is 995539. The next prime is 995549. The reversal of 995545 is 545599.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 488601 + 506944 = 699^2 + 712^2 .

It is a cyclic number.

It is not a de Polignac number, because 995545 - 2⁵ = 995513 is a prime.

It is a super-2 number, since 2×995545² = 1982219694050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (995549) 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, 99550 + ... + 99559.

It is an arithmetic number, because the mean of its divisors is an integer number (298665).

2⁹⁹⁵⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

995545 is a deficient number, since it is larger than the sum of its proper divisors (199115).

995545 is a wasteful number, since it uses less digits than its factorization.

995545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199114.

The product of its digits is 40500, while the sum is 37.

The square root of 995545 is about 997.7700135803. The cubic root of 995545 is about 99.8512789301.

It can be divided in two parts, 9955 and 45, that added together give a 4-th power (10000 = 10⁴).

The spelling of 995545 in words is "nine hundred ninety-five thousand, five hundred forty-five".