6845494 has 4 divisors (see below), whose sum is σ = 10268244. Its totient is φ = 3422746.

The previous prime is 6845417. The next prime is 6845519. The reversal of 6845494 is 4945486.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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, 1711372 + ... + 1711375.

It is an arithmetic number, because the mean of its divisors is an integer number (2567061).

Almost surely, 2^6845494 is an apocalyptic number.

6845494 is a deficient number, since it is larger than the sum of its proper divisors (3422750).

6845494 is a wasteful number, since it uses less digits than its factorization.

6845494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422749.

The product of its digits is 138240, while the sum is 40.

The square root of 6845494 is about 2616.3894969977. The cubic root of 6845494 is about 189.8752089145.

The spelling of 6845494 in words is "six million, eight hundred forty-five thousand, four hundred ninety-four".