995578 has 12 divisors (see below), whose sum is σ = 1562778. Its totient is φ = 475640.

The previous prime is 995573. The next prime is 995587. The reversal of 995578 is 875599.

It can be written as a sum of positive squares in only one way, i.e., 804609 + 190969 = 897^2 + 437^2 .

It is not an unprimeable number, because it can be changed into a prime (995573) by changing a digit.

995578 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 588 + ... + 1528.

2⁹⁹⁵⁵⁷⁸ is an apocalyptic number.

995578 is a deficient number, since it is larger than the sum of its proper divisors (567200).

995578 is a wasteful number, since it uses less digits than its factorization.

995578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989 (or 966 counting only the distinct ones).

The product of its digits is 113400, while the sum is 43.

The square root of 995578 is about 997.7865503203. The cubic root of 995578 is about 99.8523821971.

The spelling of 995578 in words is "nine hundred ninety-five thousand, five hundred seventy-eight".