961836 has 12 divisors (see below), whose sum is σ = 2244312. Its totient is φ = 320608.

The previous prime is 961817. The next prime is 961841. The reversal of 961836 is 638169.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 961797 and 961806.

It is an unprimeable number.

961836 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 3 ways as a sum of consecutive naturals, for example, 40065 + ... + 40088.

It is an arithmetic number, because the mean of its divisors is an integer number (187026).

2⁹⁶¹⁸³⁶ is an apocalyptic number.

It is an amenable number.

961836 is an abundant number, since it is smaller than the sum of its proper divisors (1282476).

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

961836 is a wasteful number, since it uses less digits than its factorization.

961836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80160 (or 80158 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 961836 is about 980.7323793982. The cubic root of 961836 is about 98.7113313323.

The spelling of 961836 in words is "nine hundred sixty-one thousand, eight hundred thirty-six".