2649203 has 2 divisors, whose sum is σ = 2649204. Its totient is φ = 2649202.

The previous prime is 2649197. The next prime is 2649217. The reversal of 2649203 is 3029462.

2649203 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 is a cyclic number.

It is not a de Polignac number, because 2649203 - 2⁶ = 2649139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2649233) 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, 1324601 + 1324602.

It is an arithmetic number, because the mean of its divisors is an integer number (1324602).

2^2649203 is an apocalyptic number.

2649203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649203 is an equidigital number, since it uses as much as digits as its factorization.

2649203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2649203 is about 1627.6372445972. The cubic root of 2649203 is about 138.3688758851.

The spelling of 2649203 in words is "two million, six hundred forty-nine thousand, two hundred three".