994903609 has 16 divisors (see below), whose sum is σ = 1177787520. Its totient is φ = 822286080.

The previous prime is 994903583. The next prime is 994903639. The reversal of 994903609 is 906309499.

994903609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 994903609 - 2⁵ = 994903577 is a prime.

994903609 is a Rhonda number in base 12.

It is not an unprimeable number, because it can be changed into a prime (994903639) 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, 176062 + ... + 181624.

It is an arithmetic number, because the mean of its divisors is an integer number (73611720).

Almost surely, 2^994903609 is an apocalyptic number.

It is an amenable number.

994903609 is a deficient number, since it is larger than the sum of its proper divisors (182883911).

994903609 is a wasteful number, since it uses less digits than its factorization.

994903609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 994903609 is about 31542.0926541027. The cubic root of 994903609 is about 998.2983088899.

The spelling of 994903609 in words is "nine hundred ninety-four million, nine hundred three thousand, six hundred nine".