849766 has 16 divisors (see below), whose sum is σ = 1341648. Its totient is φ = 403200.

The previous prime is 849763. The next prime is 849767. The reversal of 849766 is 667948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3406 + ... + 3646.

It is an arithmetic number, because the mean of its divisors is an integer number (83853).

2⁸⁴⁹⁷⁶⁶ is an apocalyptic number.

849766 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

849766 is a deficient number, since it is larger than the sum of its proper divisors (491882).

849766 is a wasteful number, since it uses less digits than its factorization.

849766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327.

The product of its digits is 72576, while the sum is 40.

The square root of 849766 is about 921.8275326763. The cubic root of 849766 is about 94.7181303417.

The spelling of 849766 in words is "eight hundred forty-nine thousand, seven hundred sixty-six".