3286877861 has 2 divisors, whose sum is σ = 3286877862. Its totient is φ = 3286877860.

The previous prime is 3286877857. The next prime is 3286877897. The reversal of 3286877861 is 1687786823.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2076533761 + 1210344100 = 45569^2 + 34790^2 .

It is a cyclic number.

It is not a de Polignac number, because 3286877861 - 2² = 3286877857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3286877797 and 3286877806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3286877761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1643438930 + 1643438931.

It is an arithmetic number, because the mean of its divisors is an integer number (1643438931).

Almost surely, 2^3286877861 is an apocalyptic number.

It is an amenable number.

3286877861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3286877861 is an equidigital number, since it uses as much as digits as its factorization.

3286877861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 56.

The square root of 3286877861 is about 57331.2991393009. The cubic root of 3286877861 is about 1486.8295665360.

The spelling of 3286877861 in words is "three billion, two hundred eighty-six million, eight hundred seventy-seven thousand, eight hundred sixty-one".