2523223 has 2 divisors, whose sum is σ = 2523224. Its totient is φ = 2523222.

The previous prime is 2523217. The next prime is 2523229. The reversal of 2523223 is 3223252.

It is a balanced prime because it is at equal distance from previous prime (2523217) and next prime (2523229).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2523223 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2523223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2523229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261611 + 1261612.

It is an arithmetic number, because the mean of its divisors is an integer number (1261612).

2^2523223 is an apocalyptic number.

2523223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2523223 is an equidigital number, since it uses as much as digits as its factorization.

2523223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 19.

The square root of 2523223 is about 1588.4656118406. The cubic root of 2523223 is about 136.1398323890.

Adding to 2523223 its reverse (3223252), we get a palindrome (5746475).

The spelling of 2523223 in words is "two million, five hundred twenty-three thousand, two hundred twenty-three".