6894775 has 12 divisors (see below), whose sum is σ = 9052992. Its totient is φ = 5191040.

The previous prime is 6894773. The next prime is 6894781. The reversal of 6894775 is 5774986.

It is a happy number.

It is not a de Polignac number, because 6894775 - 2¹ = 6894773 is a prime.

It is a Duffinian number.

6894775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6894773) 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 in 11 ways as a sum of consecutive naturals, for example, 7687 + ... + 8536.

It is an arithmetic number, because the mean of its divisors is an integer number (754416).

Almost surely, 2^6894775 is an apocalyptic number.

6894775 is a deficient number, since it is larger than the sum of its proper divisors (2158217).

6894775 is a wasteful number, since it uses less digits than its factorization.

6894775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16250 (or 16245 counting only the distinct ones).

The product of its digits is 423360, while the sum is 46.

The square root of 6894775 is about 2625.7903572068. The cubic root of 6894775 is about 190.3297597552.

The spelling of 6894775 in words is "six million, eight hundred ninety-four thousand, seven hundred seventy-five".