3056489 has 2 divisors, whose sum is σ = 3056490. Its totient is φ = 3056488.

The previous prime is 3056467. The next prime is 3056491. The reversal of 3056489 is 9846503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2706025 + 350464 = 1645^2 + 592^2 .

It is a cyclic number.

It is not a de Polignac number, because 3056489 - 2⁸ = 3056233 is a prime.

Together with 3056491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3056419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1528244 + 1528245.

It is an arithmetic number, because the mean of its divisors is an integer number (1528245).

Almost surely, 2^3056489 is an apocalyptic number.

It is an amenable number.

3056489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3056489 is an equidigital number, since it uses as much as digits as its factorization.

3056489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3056489 is about 1748.2817278688. The cubic root of 3056489 is about 145.1245699228.

The spelling of 3056489 in words is "three million, fifty-six thousand, four hundred eighty-nine".