995858 has 4 divisors (see below), whose sum is σ = 1493790. Its totient is φ = 497928.

The previous prime is 995833. The next prime is 995881. The reversal of 995858 is 858599.

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

It can be written as a sum of positive squares in only one way, i.e., 994009 + 1849 = 997^2 + 43^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 995858.

It is an unprimeable number.

995858 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 as a sum of consecutive naturals, namely, 248963 + ... + 248966.

2⁹⁹⁵⁸⁵⁸ is an apocalyptic number.

995858 is a deficient number, since it is larger than the sum of its proper divisors (497932).

995858 is a wasteful number, since it uses less digits than its factorization.

995858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497931.

The product of its digits is 129600, while the sum is 44.

The square root of 995858 is about 997.9268510267. The cubic root of 995858 is about 99.8617422694.

The spelling of 995858 in words is "nine hundred ninety-five thousand, eight hundred fifty-eight".