6207989 has 2 divisors, whose sum is σ = 6207990. Its totient is φ = 6207988.

The previous prime is 6207977. The next prime is 6207991. The reversal of 6207989 is 9897026.

6207989 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5499025 + 708964 = 2345^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 6207989 - 2⁴ = 6207973 is a prime.

Together with 6207991, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6207389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3103994 + 3103995.

It is an arithmetic number, because the mean of its divisors is an integer number (3103995).

Almost surely, 2^6207989 is an apocalyptic number.

It is an amenable number.

6207989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6207989 is an equidigital number, since it uses as much as digits as its factorization.

6207989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 6207989 is about 2491.5836329531. The cubic root of 6207989 is about 183.7879271364.

The spelling of 6207989 in words is "six million, two hundred seven thousand, nine hundred eighty-nine".