6946487 has 2 divisors, whose sum is σ = 6946488. Its totient is φ = 6946486.

The previous prime is 6946463. The next prime is 6946501. The reversal of 6946487 is 7846496.

6946487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6946487 - 2¹⁸ = 6684343 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6946447) 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, 3473243 + 3473244.

It is an arithmetic number, because the mean of its divisors is an integer number (3473244).

Almost surely, 2^6946487 is an apocalyptic number.

6946487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6946487 is an equidigital number, since it uses as much as digits as its factorization.

6946487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 6946487 is about 2635.6189026489. The cubic root of 6946487 is about 190.8044103981.

Subtracting 6946487 from its reverse (7846496), we obtain a palindrome (900009).

The spelling of 6946487 in words is "six million, nine hundred forty-six thousand, four hundred eighty-seven".