994709 has 2 divisors, whose sum is σ = 994710. Its totient is φ = 994708.

The previous prime is 994699. The next prime is 994711. The reversal of 994709 is 907499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 688900 + 305809 = 830^2 + 553^2 .

It is a cyclic number.

It is not a de Polignac number, because 994709 - 2⁸ = 994453 is a prime.

It is a Sophie Germain prime.

Together with 994711, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497354 + 497355.

It is an arithmetic number, because the mean of its divisors is an integer number (497355).

2⁹⁹⁴⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

994709 is a deficient number, since it is larger than the sum of its proper divisors (1).

994709 is an equidigital number, since it uses as much as digits as its factorization.

994709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 994709 is about 997.3509913767. The cubic root of 994709 is about 99.8233213638.

The spelling of 994709 in words is "nine hundred ninety-four thousand, seven hundred nine".