222450523 has 2 divisors, whose sum is σ = 222450524. Its totient is φ = 222450522.

The previous prime is 222450521. The next prime is 222450583. The reversal of 222450523 is 325054222.

It is a happy number.

222450523 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 222450523 - 2¹ = 222450521 is a prime.

Together with 222450521, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222450521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111225261 + 111225262.

It is an arithmetic number, because the mean of its divisors is an integer number (111225262).

Almost surely, 2^222450523 is an apocalyptic number.

222450523 is a deficient number, since it is larger than the sum of its proper divisors (1).

222450523 is an equidigital number, since it uses as much as digits as its factorization.

222450523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 222450523 is about 14914.7753251599. The cubic root of 222450523 is about 605.9142183073.

The spelling of 222450523 in words is "two hundred twenty-two million, four hundred fifty thousand, five hundred twenty-three".