7994039 has 2 divisors, whose sum is σ = 7994040. Its totient is φ = 7994038.

The previous prime is 7994033. The next prime is 7994059. The reversal of 7994039 is 9304997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7994039 - 2⁴ = 7994023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7993987 and 7994005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7994033) 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 as a sum of consecutive naturals, namely, 3997019 + 3997020.

It is an arithmetic number, because the mean of its divisors is an integer number (3997020).

Almost surely, 2^7994039 is an apocalyptic number.

7994039 is a deficient number, since it is larger than the sum of its proper divisors (1).

7994039 is an equidigital number, since it uses as much as digits as its factorization.

7994039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 7994039 is about 2827.3731624955. The cubic root of 7994039 is about 199.9503126569.

The spelling of 7994039 in words is "seven million, nine hundred ninety-four thousand, thirty-nine".