9995995 has 16 divisors (see below), whose sum is σ = 12925440. Its totient is φ = 7396704.

The previous prime is 9995989. The next prime is 9996001. The reversal of 9995995 is 5995999.

9995995 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9995989) and next prime (9996001).

It is a cyclic number.

It is not a de Polignac number, because 9995995 - 2³ = 9995987 is a prime.

9995995 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2862 + ... + 5308.

It is an arithmetic number, because the mean of its divisors is an integer number (807840).

Almost surely, 2^9995995 is an apocalyptic number.

9995995 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9995995 is a deficient number, since it is larger than the sum of its proper divisors (2929445).

9995995 is a wasteful number, since it uses less digits than its factorization.

9995995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514.

The product of its digits is 1476225, while the sum is 55.

The square root of 9995995 is about 3161.6443506505. The cubic root of 9995995 is about 215.4147034595.

It can be divided in two parts, 9 and 995995, that added together give a square (996004 = 998²).

The spelling of 9995995 in words is "nine million, nine hundred ninety-five thousand, nine hundred ninety-five".