2902993 has 2 divisors, whose sum is σ = 2902994. Its totient is φ = 2902992.

The previous prime is 2902981. The next prime is 2903003. The reversal of 2902993 is 3992092.

2902993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2729104 + 173889 = 1652^2 + 417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2902993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2902943) 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, 1451496 + 1451497.

It is an arithmetic number, because the mean of its divisors is an integer number (1451497).

2^2902993 is an apocalyptic number.

It is an amenable number.

2902993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2902993 is an equidigital number, since it uses as much as digits as its factorization.

2902993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 2902993 is about 1703.8171850290. The cubic root of 2902993 is about 142.6533570090.

The spelling of 2902993 in words is "two million, nine hundred two thousand, nine hundred ninety-three".