6259889 has 2 divisors, whose sum is σ = 6259890. Its totient is φ = 6259888.

The previous prime is 6259871. The next prime is 6259901. The reversal of 6259889 is 9889526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3301489 + 2958400 = 1817^2 + 1720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6259889 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6259819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3129944 + 3129945.

It is an arithmetic number, because the mean of its divisors is an integer number (3129945).

Almost surely, 2^6259889 is an apocalyptic number.

It is an amenable number.

6259889 is a deficient number, since it is larger than the sum of its proper divisors (1).

6259889 is an equidigital number, since it uses as much as digits as its factorization.

6259889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 47.

The square root of 6259889 is about 2501.9770182797. The cubic root of 6259889 is about 184.2986741053.

The spelling of 6259889 in words is "six million, two hundred fifty-nine thousand, eight hundred eighty-nine".