994613823 has 24 divisors (see below), whose sum is σ = 1702716288. Its totient is φ = 568349784.

The previous prime is 994613819. The next prime is 994613833. The reversal of 994613823 is 328316499.

It is a happy number.

994613823 is a `hidden beast` number, since 9 + 9 + 4 + 613 + 8 + 23 = 666.

It is not a de Polignac number, because 994613823 - 2² = 994613819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994613803) 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 23 ways as a sum of consecutive naturals, for example, 290661 + ... + 294062.

It is an arithmetic number, because the mean of its divisors is an integer number (70946512).

Almost surely, 2^994613823 is an apocalyptic number.

994613823 is a deficient number, since it is larger than the sum of its proper divisors (708102465).

994613823 is an equidigital number, since it uses as much as digits as its factorization.

994613823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584745 (or 584733 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 994613823 is about 31537.4986801427. The cubic root of 994613823 is about 998.2013745527.

The spelling of 994613823 in words is "nine hundred ninety-four million, six hundred thirteen thousand, eight hundred twenty-three".