994006229 has 2 divisors, whose sum is σ = 994006230. Its totient is φ = 994006228.

The previous prime is 994006151. The next prime is 994006253. The reversal of 994006229 is 922600499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 985018225 + 8988004 = 31385^2 + 2998^2 .

It is a cyclic number.

It is not a de Polignac number, because 994006229 - 2¹² = 994002133 is a prime.

It is a super-3 number, since 3×994006229³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994006259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497003114 + 497003115.

It is an arithmetic number, because the mean of its divisors is an integer number (497003115).

Almost surely, 2^994006229 is an apocalyptic number.

It is an amenable number.

994006229 is a deficient number, since it is larger than the sum of its proper divisors (1).

994006229 is an equidigital number, since it uses as much as digits as its factorization.

994006229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 994006229 is about 31527.8643266556. The cubic root of 994006229 is about 997.9980712892.

The spelling of 994006229 in words is "nine hundred ninety-four million, six thousand, two hundred twenty-nine".