6894424 has 8 divisors (see below), whose sum is σ = 12927060. Its totient is φ = 3447208.

The previous prime is 6894421. The next prime is 6894427. The reversal of 6894424 is 4244986.

It is an interprime number because it is at equal distance from previous prime (6894421) and next prime (6894427).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6894421) 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, 430894 + ... + 430909.

Almost surely, 2^6894424 is an apocalyptic number.

It is an amenable number.

6894424 is a deficient number, since it is larger than the sum of its proper divisors (6032636).

6894424 is a wasteful number, since it uses less digits than its factorization.

6894424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861809 (or 861805 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 6894424 is about 2625.7235193371. The cubic root of 6894424 is about 190.3265299240.

The spelling of 6894424 in words is "six million, eight hundred ninety-four thousand, four hundred twenty-four".