995685998 has 4 divisors (see below), whose sum is σ = 1493529000. Its totient is φ = 497842998.

The previous prime is 995685991. The next prime is 995686007. The reversal of 995685998 is 899586599.

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

It is a super-2 number, since 2×995685998² = 1982781213226512008, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (995685991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248921498 + ... + 248921501.

It is an arithmetic number, because the mean of its divisors is an integer number (373382250).

Almost surely, 2^995685998 is an apocalyptic number.

995685998 is a deficient number, since it is larger than the sum of its proper divisors (497843002).

995685998 is a wasteful number, since it uses less digits than its factorization.

995685998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497843001.

The product of its digits is 62985600, while the sum is 68.

The square root of 995685998 is about 31554.4925169143. The cubic root of 995685998 is about 998.5599265172.

The spelling of 995685998 in words is "nine hundred ninety-five million, six hundred eighty-five thousand, nine hundred ninety-eight".