3008021 has 2 divisors, whose sum is σ = 3008022. Its totient is φ = 3008020.

The previous prime is 3008017. The next prime is 3008029. The reversal of 3008021 is 1208003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2937796 + 70225 = 1714^2 + 265^2 .

It is a cyclic number.

It is not a de Polignac number, because 3008021 - 2² = 3008017 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3007987 and 3008005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3008029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1504010 + 1504011.

It is an arithmetic number, because the mean of its divisors is an integer number (1504011).

Almost surely, 2^3008021 is an apocalyptic number.

It is an amenable number.

3008021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3008021 is an equidigital number, since it uses as much as digits as its factorization.

3008021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3008021 is about 1734.3647251948. The cubic root of 3008021 is about 144.3533791327.

The spelling of 3008021 in words is "three million, eight thousand, twenty-one".