9944855 has 8 divisors (see below), whose sum is σ = 12452832. Its totient is φ = 7609888.

The previous prime is 9944849. The next prime is 9944917. The reversal of 9944855 is 5584499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9944855 - 2⁴ = 9944839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43124 + ... + 43353.

It is an arithmetic number, because the mean of its divisors is an integer number (1556604).

Almost surely, 2^9944855 is an apocalyptic number.

9944855 is a deficient number, since it is larger than the sum of its proper divisors (2507977).

9944855 is a wasteful number, since it uses less digits than its factorization.

9944855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86505.

The product of its digits is 259200, while the sum is 44.

The square root of 9944855 is about 3153.5464163383. The cubic root of 9944855 is about 215.0467178089.

The spelling of 9944855 in words is "nine million, nine hundred forty-four thousand, eight hundred fifty-five".