994307219 has 8 divisors (see below), whose sum is σ = 1003382160. Its totient is φ = 985267296.

The previous prime is 994307213. The next prime is 994307233. The reversal of 994307219 is 912703499.

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 994307219 - 2²⁴ = 977530003 is a prime.

It is a super-2 number, since 2×994307219² = 1977293691511027922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 994307219.

It is not an unprimeable number, because it can be changed into a prime (994307213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50072 + ... + 67050.

It is an arithmetic number, because the mean of its divisors is an integer number (125422770).

Almost surely, 2^994307219 is an apocalyptic number.

994307219 is a deficient number, since it is larger than the sum of its proper divisors (9074941).

994307219 is a wasteful number, since it uses less digits than its factorization.

994307219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17509.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 994307219 is about 31532.6373619461. The cubic root of 994307219 is about 998.0987940399.

The spelling of 994307219 in words is "nine hundred ninety-four million, three hundred seven thousand, two hundred nineteen".