224651629 has 2 divisors, whose sum is σ = 224651630. Its totient is φ = 224651628.

The previous prime is 224651563. The next prime is 224651657. The reversal of 224651629 is 926156422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166358404 + 58293225 = 12898^2 + 7635^2 .

It is a cyclic number.

It is not a de Polignac number, because 224651629 - 2⁷ = 224651501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224651659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112325814 + 112325815.

It is an arithmetic number, because the mean of its divisors is an integer number (112325815).

Almost surely, 2^224651629 is an apocalyptic number.

It is an amenable number.

224651629 is a deficient number, since it is larger than the sum of its proper divisors (1).

224651629 is an equidigital number, since it uses as much as digits as its factorization.

224651629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 224651629 is about 14988.3831349482. The cubic root of 224651629 is about 607.9061318108.

The spelling of 224651629 in words is "two hundred twenty-four million, six hundred fifty-one thousand, six hundred twenty-nine".