9995667 has 16 divisors (see below), whose sum is σ = 14688000. Its totient is φ = 5996000.

The previous prime is 9995659. The next prime is 9995669. The reversal of 9995667 is 7665999.

9995667 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9995667 - 2³ = 9995659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9995669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1834 + ... + 4832.

It is an arithmetic number, because the mean of its divisors is an integer number (918000).

Almost surely, 2^9995667 is an apocalyptic number.

9995667 is a deficient number, since it is larger than the sum of its proper divisors (4692333).

9995667 is a wasteful number, since it uses less digits than its factorization.

9995667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114.

The product of its digits is 918540, while the sum is 51.

The square root of 9995667 is about 3161.5924784830. The cubic root of 9995667 is about 215.4123472894.

It can be divided in two parts, 999 and 5667, that added together give a palindrome (6666).

The spelling of 9995667 in words is "nine million, nine hundred ninety-five thousand, six hundred sixty-seven".