1968836 has 12 divisors (see below), whose sum is σ = 3502380. Its totient is φ = 968160.

The previous prime is 1968829. The next prime is 1968853. The reversal of 1968836 is 6388691.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25600 + 1943236 = 160^2 + 1394^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1968793 and 1968802.

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, 3791 + ... + 4278.

It is an arithmetic number, because the mean of its divisors is an integer number (291865).

2^1968836 is an apocalyptic number.

It is an amenable number.

1968836 is a deficient number, since it is larger than the sum of its proper divisors (1533544).

1968836 is a wasteful number, since it uses less digits than its factorization.

1968836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8134 (or 8132 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 1968836 is about 1403.1521656613. The cubic root of 1968836 is about 125.3342732941.

It can be divided in two parts, 196 and 8836, that multiplied together give a square (1731856 = 1316²).

The spelling of 1968836 in words is "one million, nine hundred sixty-eight thousand, eight hundred thirty-six".