2273603 has 2 divisors, whose sum is σ = 2273604. Its totient is φ = 2273602.

The previous prime is 2273599. The next prime is 2273651. The reversal of 2273603 is 3063722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2273603 - 2² = 2273599 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2273693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136801 + 1136802.

It is an arithmetic number, because the mean of its divisors is an integer number (1136802).

2^2273603 is an apocalyptic number.

2273603 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273603 is an equidigital number, since it uses as much as digits as its factorization.

2273603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 2273603 is about 1507.8471407938. The cubic root of 2273603 is about 131.4936794275.

The spelling of 2273603 in words is "two million, two hundred seventy-three thousand, six hundred three".