6930487 has 2 divisors, whose sum is σ = 6930488. Its totient is φ = 6930486.

The previous prime is 6930481. The next prime is 6930499. The reversal of 6930487 is 7840396.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6930487 - 2¹⁵ = 6897719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6930481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3465243 + 3465244.

It is an arithmetic number, because the mean of its divisors is an integer number (3465244).

Almost surely, 2^6930487 is an apocalyptic number.

6930487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6930487 is an equidigital number, since it uses as much as digits as its factorization.

6930487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 6930487 is about 2632.5818125939. The cubic root of 6930487 is about 190.6578030801.

Subtracting 6930487 from its reverse (7840396), we obtain a palindrome (909909).

The spelling of 6930487 in words is "six million, nine hundred thirty thousand, four hundred eighty-seven".