4285321 has 2 divisors, whose sum is σ = 4285322. Its totient is φ = 4285320.

The previous prime is 4285313. The next prime is 4285327. The reversal of 4285321 is 1235824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2595321 + 1690000 = 1611^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 4285321 - 2³ = 4285313 is a prime.

It is not a weakly prime, because it can be changed into another prime (4285327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2142660 + 2142661.

It is an arithmetic number, because the mean of its divisors is an integer number (2142661).

Almost surely, 2^4285321 is an apocalyptic number.

It is an amenable number.

4285321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4285321 is an equidigital number, since it uses as much as digits as its factorization.

4285321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 4285321 is about 2070.1016883235. The cubic root of 4285321 is about 162.4280833644.

The spelling of 4285321 in words is "four million, two hundred eighty-five thousand, three hundred twenty-one".