6849406 has 4 divisors (see below), whose sum is σ = 10274112. Its totient is φ = 3424702.

The previous prime is 6849389. The next prime is 6849407. The reversal of 6849406 is 6049486.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6849407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1712350 + ... + 1712353.

It is an arithmetic number, because the mean of its divisors is an integer number (2568528).

Almost surely, 2^6849406 is an apocalyptic number.

6849406 is a deficient number, since it is larger than the sum of its proper divisors (3424706).

6849406 is a wasteful number, since it uses less digits than its factorization.

6849406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3424705.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 6849406 is about 2617.1369853334. The cubic root of 6849406 is about 189.9113714066.

The spelling of 6849406 in words is "six million, eight hundred forty-nine thousand, four hundred six".