850940 has 24 divisors (see below), whose sum is σ = 1804992. Its totient is φ = 336960.

The previous prime is 850933. The next prime is 850943. The reversal of 850940 is 49058.

850940 is nontrivially palindromic in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850940.

It is not an unprimeable number, because it can be changed into a prime (850943) by changing a digit.

850940 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3005 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (75208).

2⁸⁵⁰⁹⁴⁰ is an apocalyptic number.

It is an amenable number.

850940 is an abundant number, since it is smaller than the sum of its proper divisors (954052).

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

850940 is a wasteful number, since it uses less digits than its factorization.

850940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 850940 is about 922.4640914420. The cubic root of 850940 is about 94.7617297620.

Adding to 850940 its reverse (49058), we get a palindrome (899998).

The spelling of 850940 in words is "eight hundred fifty thousand, nine hundred forty".