4424729 has 2 divisors, whose sum is σ = 4424730. Its totient is φ = 4424728.

The previous prime is 4424699. The next prime is 4424759. The reversal of 4424729 is 9274244.

It is a balanced prime because it is at equal distance from previous prime (4424699) and next prime (4424759).

It can be written as a sum of positive squares in only one way, i.e., 3705625 + 719104 = 1925^2 + 848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4424729 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4424695 and 4424704.

It is not a weakly prime, because it can be changed into another prime (4424759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2212364 + 2212365.

It is an arithmetic number, because the mean of its divisors is an integer number (2212365).

Almost surely, 2^4424729 is an apocalyptic number.

It is an amenable number.

4424729 is a deficient number, since it is larger than the sum of its proper divisors (1).

4424729 is an equidigital number, since it uses as much as digits as its factorization.

4424729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

The square root of 4424729 is about 2103.5039814557. The cubic root of 4424729 is about 164.1706655844.

The spelling of 4424729 in words is "four million, four hundred twenty-four thousand, seven hundred twenty-nine".