6858424 has 16 divisors (see below), whose sum is σ = 12911400. Its totient is φ = 3415392.

The previous prime is 6858407. The next prime is 6858427. The reversal of 6858424 is 4248586.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6858427) 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 in 3 ways as a sum of consecutive naturals, for example, 559 + ... + 3745.

Almost surely, 2^6858424 is an apocalyptic number.

It is an amenable number.

6858424 is a deficient number, since it is larger than the sum of its proper divisors (6052976).

6858424 is a wasteful number, since it uses less digits than its factorization.

6858424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462 (or 3458 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 6858424 is about 2618.8592936620. The cubic root of 6858424 is about 189.9946812916.

The spelling of 6858424 in words is "six million, eight hundred fifty-eight thousand, four hundred twenty-four".