841386 has 64 divisors (see below), whose sum is σ = 2193408. Its totient is φ = 209088.

The previous prime is 841369. The next prime is 841391. The reversal of 841386 is 683148.

It is a happy number.

841386 is a modest number, since divided by 1386 gives 84 as remainder.

It is a congruent number.

It is an unprimeable number.

841386 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12525 + ... + 12591.

It is an arithmetic number, because the mean of its divisors is an integer number (34272).

2⁸⁴¹³⁸⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 841386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096704).

841386 is an abundant number, since it is smaller than the sum of its proper divisors (1352022).

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

841386 is a wasteful number, since it uses less digits than its factorization.

841386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115.

The product of its digits is 4608, while the sum is 30.

The square root of 841386 is about 917.2709523363. The cubic root of 841386 is about 94.4057457242.

The spelling of 841386 in words is "eight hundred forty-one thousand, three hundred eighty-six".