944909 has 8 divisors (see below), whose sum is σ = 1127040. Its totient is φ = 774576.

The previous prime is 944899. The next prime is 944929. The reversal of 944909 is 909449.

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 944909 - 2⁴ = 944893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944929) 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, 2774 + ... + 3095.

It is an arithmetic number, because the mean of its divisors is an integer number (140880).

2⁹⁴⁴⁹⁰⁹ is an apocalyptic number.

It is an amenable number.

944909 is a deficient number, since it is larger than the sum of its proper divisors (182131).

944909 is a wasteful number, since it uses less digits than its factorization.

944909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5899.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 944909 is about 972.0642982848. The cubic root of 944909 is about 98.1288392888.

The spelling of 944909 in words is "nine hundred forty-four thousand, nine hundred nine".