224656723 has 2 divisors, whose sum is σ = 224656724. Its totient is φ = 224656722.

The previous prime is 224656673. The next prime is 224656787. The reversal of 224656723 is 327656422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224656723 is a prime.

It is not a weakly prime, because it can be changed into another prime (224656793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112328361 + 112328362.

It is an arithmetic number, because the mean of its divisors is an integer number (112328362).

Almost surely, 2^224656723 is an apocalyptic number.

224656723 is a deficient number, since it is larger than the sum of its proper divisors (1).

224656723 is an equidigital number, since it uses as much as digits as its factorization.

224656723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 37.

The square root of 224656723 is about 14988.5530655898. The cubic root of 224656723 is about 607.9107265552.

The spelling of 224656723 in words is "two hundred twenty-four million, six hundred fifty-six thousand, seven hundred twenty-three".