9995726 has 16 divisors (see below), whose sum is σ = 16302384. Its totient is φ = 4569024.

The previous prime is 9995723. The next prime is 9995743. The reversal of 9995726 is 6275999.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9995723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 986 + ... + 4578.

It is an arithmetic number, because the mean of its divisors is an integer number (1018899).

Almost surely, 2^9995726 is an apocalyptic number.

9995726 is a deficient number, since it is larger than the sum of its proper divisors (6306658).

9995726 is a wasteful number, since it uses less digits than its factorization.

9995726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715.

The product of its digits is 306180, while the sum is 47.

The square root of 9995726 is about 3161.6018092100. The cubic root of 9995726 is about 215.4127711165.

The spelling of 9995726 in words is "nine million, nine hundred ninety-five thousand, seven hundred twenty-six".