6700387 has 2 divisors, whose sum is σ = 6700388. Its totient is φ = 6700386.

The previous prime is 6700327. The next prime is 6700399. The reversal of 6700387 is 7830076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6700387 - 2¹¹ = 6698339 is a prime.

It is not a weakly prime, because it can be changed into another prime (6700327) 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, 3350193 + 3350194.

It is an arithmetic number, because the mean of its divisors is an integer number (3350194).

Almost surely, 2^6700387 is an apocalyptic number.

6700387 is a deficient number, since it is larger than the sum of its proper divisors (1).

6700387 is an equidigital number, since it uses as much as digits as its factorization.

6700387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 6700387 is about 2588.5105756013. The cubic root of 6700387 is about 188.5239927526.

The spelling of 6700387 in words is "six million, seven hundred thousand, three hundred eighty-seven".