994843684 has 12 divisors (see below), whose sum is σ = 1741503708. Its totient is φ = 497271200.

The previous prime is 994843627. The next prime is 994843687. The reversal of 994843684 is 486348499.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 62884900 + 931958784 = 7930^2 + 30528^2 .

It is not an unprimeable number, because it can be changed into a prime (994843687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22087 + ... + 49774.

It is an arithmetic number, because the mean of its divisors is an integer number (145125309).

Almost surely, 2^994843684 is an apocalyptic number.

It is an amenable number.

994843684 is a deficient number, since it is larger than the sum of its proper divisors (746660024).

994843684 is a wasteful number, since it uses less digits than its factorization.

994843684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75326 (or 75324 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The square root of 994843684 is about 31541.1427186778. The cubic root of 994843684 is about 998.2782653310.

The spelling of 994843684 in words is "nine hundred ninety-four million, eight hundred forty-three thousand, six hundred eighty-four".