1725222223 has 2 divisors, whose sum is σ = 1725222224. Its totient is φ = 1725222222.

The previous prime is 1725222193. The next prime is 1725222241. The reversal of 1725222223 is 3222225271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1725222223 - 2⁹ = 1725221711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1725222191 and 1725222200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1725222253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862611111 + 862611112.

It is an arithmetic number, because the mean of its divisors is an integer number (862611112).

Almost surely, 2^1725222223 is an apocalyptic number.

1725222223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1725222223 is an equidigital number, since it uses as much as digits as its factorization.

1725222223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 28.

The square root of 1725222223 is about 41535.7944789792. The cubic root of 1725222223 is about 1199.3566512117.

Adding to 1725222223 its reverse (3222225271), we get a palindrome (4947447494).

The spelling of 1725222223 in words is "one billion, seven hundred twenty-five million, two hundred twenty-two thousand, two hundred twenty-three".