2689019 has 2 divisors, whose sum is σ = 2689020. Its totient is φ = 2689018.

The previous prime is 2689007. The next prime is 2689031. The reversal of 2689019 is 9109862.

It is a balanced prime because it is at equal distance from previous prime (2689007) and next prime (2689031).

It is a cyclic number.

It is not a de Polignac number, because 2689019 - 2¹² = 2684923 is a prime.

It is a super-2 number, since 2×2689019² = 14461646364722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2689019.

It is not a weakly prime, because it can be changed into another prime (2689079) 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, 1344509 + 1344510.

It is an arithmetic number, because the mean of its divisors is an integer number (1344510).

2^2689019 is an apocalyptic number.

2689019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2689019 is an equidigital number, since it uses as much as digits as its factorization.

2689019 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 35.

The square root of 2689019 is about 1639.8228562866. The cubic root of 2689019 is about 139.0586333731.

The spelling of 2689019 in words is "two million, six hundred eighty-nine thousand, nineteen".