3020239 has 2 divisors, whose sum is σ = 3020240. Its totient is φ = 3020238.

The previous prime is 3020233. The next prime is 3020261. The reversal of 3020239 is 9320203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3020239 - 2³ = 3020231 is a prime.

It is equal to p₂₁₈₁₆₁ and since 3020239 and 218161 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3020231) 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, 1510119 + 1510120.

It is an arithmetic number, because the mean of its divisors is an integer number (1510120).

Almost surely, 2^3020239 is an apocalyptic number.

3020239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020239 is an equidigital number, since it uses as much as digits as its factorization.

3020239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3020239 is about 1737.8834828607. The cubic root of 3020239 is about 144.5485602846.

The spelling of 3020239 in words is "three million, twenty thousand, two hundred thirty-nine".