4224529 has 2 divisors, whose sum is σ = 4224530. Its totient is φ = 4224528.

The previous prime is 4224511. The next prime is 4224541. The reversal of 4224529 is 9254224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4100625 + 123904 = 2025^2 + 352^2 .

It is a cyclic number.

It is not a de Polignac number, because 4224529 - 2¹⁹ = 3700241 is a prime.

It is a Chen prime.

4224529 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4224497 and 4224506.

It is not a weakly prime, because it can be changed into another prime (4224559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112264 + 2112265.

It is an arithmetic number, because the mean of its divisors is an integer number (2112265).

Almost surely, 2^4224529 is an apocalyptic number.

It is an amenable number.

4224529 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224529 is an equidigital number, since it uses as much as digits as its factorization.

4224529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

The square root of 4224529 is about 2055.3659041640. The cubic root of 4224529 is about 161.6563486997.

It can be divided in two parts, 4224 and 529, that added together give a triangular number (4753 = T₉₇).

The spelling of 4224529 in words is "four million, two hundred twenty-four thousand, five hundred twenty-nine".