3026389 has 2 divisors, whose sum is σ = 3026390. Its totient is φ = 3026388.

The previous prime is 3026371. The next prime is 3026417. The reversal of 3026389 is 9836203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2992900 + 33489 = 1730^2 + 183^2 .

It is a cyclic number.

It is not a de Polignac number, because 3026389 - 2¹¹ = 3024341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3026389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3026329) 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, 1513194 + 1513195.

It is an arithmetic number, because the mean of its divisors is an integer number (1513195).

Almost surely, 2^3026389 is an apocalyptic number.

It is an amenable number.

3026389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3026389 is an equidigital number, since it uses as much as digits as its factorization.

3026389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 3026389 is about 1739.6519766896. The cubic root of 3026389 is about 144.6466067122.

The spelling of 3026389 in words is "three million, twenty-six thousand, three hundred eighty-nine".