4239293 has 2 divisors, whose sum is σ = 4239294. Its totient is φ = 4239292.

The previous prime is 4239289. The next prime is 4239331. The reversal of 4239293 is 3929324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4153444 + 85849 = 2038^2 + 293^2 .

It is a cyclic number.

It is not a de Polignac number, because 4239293 - 2² = 4239289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4239493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119646 + 2119647.

It is an arithmetic number, because the mean of its divisors is an integer number (2119647).

Almost surely, 2^4239293 is an apocalyptic number.

It is an amenable number.

4239293 is a deficient number, since it is larger than the sum of its proper divisors (1).

4239293 is an equidigital number, since it uses as much as digits as its factorization.

4239293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 32.

The square root of 4239293 is about 2058.9543462641. The cubic root of 4239293 is about 161.8444500917.

The spelling of 4239293 in words is "four million, two hundred thirty-nine thousand, two hundred ninety-three".