6326861 has 2 divisors, whose sum is σ = 6326862. Its totient is φ = 6326860.

The previous prime is 6326857. The next prime is 6326869. The reversal of 6326861 is 1686236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3924361 + 2402500 = 1981^2 + 1550^2 .

It is a cyclic number.

It is not a de Polignac number, because 6326861 - 2² = 6326857 is a prime.

It is a super-2 number, since 2×6326861² = 80058340226642, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6326869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163430 + 3163431.

It is an arithmetic number, because the mean of its divisors is an integer number (3163431).

Almost surely, 2^6326861 is an apocalyptic number.

It is an amenable number.

6326861 is a deficient number, since it is larger than the sum of its proper divisors (1).

6326861 is an equidigital number, since it uses as much as digits as its factorization.

6326861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 6326861 is about 2515.3252274805. The cubic root of 6326861 is about 184.9535895268.

The spelling of 6326861 in words is "six million, three hundred twenty-six thousand, eight hundred sixty-one".