9994000739 has 2 divisors, whose sum is σ = 9994000740. Its totient is φ = 9994000738.

The previous prime is 9994000729. The next prime is 9994000747. The reversal of 9994000739 is 9370004999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9994000739 - 2²⁴ = 9977223523 is a prime.

It is a super-2 number, since 2×9994000739² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (9994000729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997000369 + 4997000370.

It is an arithmetic number, because the mean of its divisors is an integer number (4997000370).

Almost surely, 2^9994000739 is an apocalyptic number.

9994000739 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994000739 is an equidigital number, since it uses as much as digits as its factorization.

9994000739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 551124, while the sum is 50.

The square root of 9994000739 is about 99969.9991947584. Note that the first 3 decimals coincide. The cubic root of 9994000739 is about 2154.0037699799.

The spelling of 9994000739 in words is "nine billion, nine hundred ninety-four million, seven hundred thirty-nine", and thus it is an aban number.