994983009 has 8 divisors (see below), whose sum is σ = 1330966560. Its totient is φ = 661160736.

The previous prime is 994983007. The next prime is 994983019. The reversal of 994983009 is 900389499.

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

It is not a de Polignac number, because 994983009 - 2¹ = 994983007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (994983007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539244 + ... + 541085.

It is an arithmetic number, because the mean of its divisors is an integer number (166370820).

Almost surely, 2^994983009 is an apocalyptic number.

It is an amenable number.

994983009 is a deficient number, since it is larger than the sum of its proper divisors (335983551).

994983009 is a wasteful number, since it uses less digits than its factorization.

994983009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080639.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 994983009 is about 31543.3512645692. The cubic root of 994983009 is about 998.3248651568.

The spelling of 994983009 in words is "nine hundred ninety-four million, nine hundred eighty-three thousand, nine".