849404 has 12 divisors (see below), whose sum is σ = 1498728. Its totient is φ = 421200.

The previous prime is 849391. The next prime is 849419. The reversal of 849404 is 404948.

It is a happy number.

849404 is nontrivially palindromic in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287 + ... + 1334.

It is an arithmetic number, because the mean of its divisors is an integer number (124894).

2⁸⁴⁹⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

849404 is a deficient number, since it is larger than the sum of its proper divisors (649324).

849404 is a wasteful number, since it uses less digits than its factorization.

849404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756 (or 1754 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 849404 is about 921.6311626676. The cubic root of 849404 is about 94.7046784686.

The spelling of 849404 in words is "eight hundred forty-nine thousand, four hundred four".