2938993 has 2 divisors, whose sum is σ = 2938994. Its totient is φ = 2938992.

The previous prime is 2938987. The next prime is 2939023. The reversal of 2938993 is 3998392.

It is a happy number.

2938993 is digitally balanced in base 2, 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., 2934369 + 4624 = 1713^2 + 68^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2938993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2938973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469496 + 1469497.

It is an arithmetic number, because the mean of its divisors is an integer number (1469497).

2^2938993 is an apocalyptic number.

It is an amenable number.

2938993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2938993 is an equidigital number, since it uses as much as digits as its factorization.

2938993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 43.

The square root of 2938993 is about 1714.3491476359. The cubic root of 2938993 is about 143.2406172819.

The spelling of 2938993 in words is "two million, nine hundred thirty-eight thousand, nine hundred ninety-three".