4230817 has 2 divisors, whose sum is σ = 4230818. Its totient is φ = 4230816.

The previous prime is 4230803. The next prime is 4230847. The reversal of 4230817 is 7180324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2383936 + 1846881 = 1544^2 + 1359^2 .

It is a cyclic number.

It is not a de Polignac number, because 4230817 - 2¹⁵ = 4198049 is a prime.

4230817 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4230791 and 4230800.

It is not a weakly prime, because it can be changed into another prime (4230847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115408 + 2115409.

It is an arithmetic number, because the mean of its divisors is an integer number (2115409).

Almost surely, 2^4230817 is an apocalyptic number.

It is an amenable number.

4230817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4230817 is an equidigital number, since it uses as much as digits as its factorization.

4230817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 4230817 is about 2056.8949900274. The cubic root of 4230817 is about 161.7365147334.

The spelling of 4230817 in words is "four million, two hundred thirty thousand, eight hundred seventeen".