994000279 has 2 divisors, whose sum is σ = 994000280. Its totient is φ = 994000278.

The previous prime is 994000261. The next prime is 994000309. The reversal of 994000279 is 972000499.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994000279 - 2⁵ = 994000247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994000229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497000139 + 497000140.

It is an arithmetic number, because the mean of its divisors is an integer number (497000140).

Almost surely, 2^994000279 is an apocalyptic number.

994000279 is a deficient number, since it is larger than the sum of its proper divisors (1).

994000279 is an equidigital number, since it uses as much as digits as its factorization.

994000279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 994000279 is about 31527.7699655399. The cubic root of 994000279 is about 997.9960799870.

The spelling of 994000279 in words is "nine hundred ninety-four million, two hundred seventy-nine", and thus it is an aban number.