2506223 has 2 divisors, whose sum is σ = 2506224. Its totient is φ = 2506222.

The previous prime is 2506201. The next prime is 2506253. The reversal of 2506223 is 3226052.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2506223 - 2²⁰ = 1457647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2506195 and 2506204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2506253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253111 + 1253112.

It is an arithmetic number, because the mean of its divisors is an integer number (1253112).

2^2506223 is an apocalyptic number.

2506223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506223 is an equidigital number, since it uses as much as digits as its factorization.

2506223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2506223 is about 1583.1054923788. The cubic root of 2506223 is about 135.8333996596.

The spelling of 2506223 in words is "two million, five hundred six thousand, two hundred twenty-three".