2629589 has 2 divisors, whose sum is σ = 2629590. Its totient is φ = 2629588.

The previous prime is 2629547. The next prime is 2629591. The reversal of 2629589 is 9859262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1562500 + 1067089 = 1250^2 + 1033^2 .

It is a cyclic number.

It is not a de Polignac number, because 2629589 - 2¹⁶ = 2564053 is a prime.

Together with 2629591, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁷ + 6 + 2²¹ + 9³ + 5³ + 8 + 9⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2629519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314794 + 1314795.

It is an arithmetic number, because the mean of its divisors is an integer number (1314795).

2^2629589 is an apocalyptic number.

It is an amenable number.

2629589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2629589 is an equidigital number, since it uses as much as digits as its factorization.

2629589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 2629589 is about 1621.6007523432. The cubic root of 2629589 is about 138.0265474377.

The spelling of 2629589 in words is "two million, six hundred twenty-nine thousand, five hundred eighty-nine".