4994993 has 2 divisors, whose sum is σ = 4994994. Its totient is φ = 4994992.

The previous prime is 4994987. The next prime is 4995007. The reversal of 4994993 is 3994994.

It is a happy number.

4994993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3621409 + 1373584 = 1903^2 + 1172^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4994993 is a prime.

It is not a weakly prime, because it can be changed into another prime (4994903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497496 + 2497497.

It is an arithmetic number, because the mean of its divisors is an integer number (2497497).

Almost surely, 2^4994993 is an apocalyptic number.

It is an amenable number.

4994993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4994993 is an equidigital number, since it uses as much as digits as its factorization.

4994993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 314928, while the sum is 47.

The square root of 4994993 is about 2234.9480978314. The cubic root of 4994993 is about 170.9404966070.

Subtracting from 4994993 its reverse (3994994), we obtain a palindrome (999999).

The spelling of 4994993 in words is "four million, nine hundred ninety-four thousand, nine hundred ninety-three".