3861007 has 2 divisors, whose sum is σ = 3861008. Its totient is φ = 3861006.

The previous prime is 3860993. The next prime is 3861017. The reversal of 3861007 is 7001683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3861007 - 2¹⁵ = 3828239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3861017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1930503 + 1930504.

It is an arithmetic number, because the mean of its divisors is an integer number (1930504).

Almost surely, 2^3861007 is an apocalyptic number.

3861007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3861007 is an equidigital number, since it uses as much as digits as its factorization.

3861007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 3861007 is about 1964.9445284791. The cubic root of 3861007 is about 156.8797407603.

The spelling of 3861007 in words is "three million, eight hundred sixty-one thousand, seven".