6858494 has 8 divisors (see below), whose sum is σ = 10363248. Its totient is φ = 3404080.

The previous prime is 6858491. The next prime is 6858499. The reversal of 6858494 is 4948586.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6858491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12242 + ... + 12789.

It is an arithmetic number, because the mean of its divisors is an integer number (1295406).

Almost surely, 2^6858494 is an apocalyptic number.

6858494 is a deficient number, since it is larger than the sum of its proper divisors (3504754).

6858494 is a wasteful number, since it uses less digits than its factorization.

6858494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25170.

The product of its digits is 276480, while the sum is 44.

The square root of 6858494 is about 2618.8726582253. The cubic root of 6858494 is about 189.9953276783.

The spelling of 6858494 in words is "six million, eight hundred fifty-eight thousand, four hundred ninety-four".