6849558 has 24 divisors (see below), whose sum is σ = 14997528. Its totient is φ = 2259072.

The previous prime is 6849541. The next prime is 6849559. The reversal of 6849558 is 8559486.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6849559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216 + ... + 3707.

It is an arithmetic number, because the mean of its divisors is an integer number (624897).

Almost surely, 2^6849558 is an apocalyptic number.

6849558 is an abundant number, since it is smaller than the sum of its proper divisors (8147970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6849558 is a wasteful number, since it uses less digits than its factorization.

6849558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028 (or 4025 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 6849558 is about 2617.1660245388. The cubic root of 6849558 is about 189.9127762152.

The spelling of 6849558 in words is "six million, eight hundred forty-nine thousand, five hundred fifty-eight".