1966112 has 12 divisors (see below), whose sum is σ = 3870846. Its totient is φ = 983040.

The previous prime is 1966079. The next prime is 1966123. The reversal of 1966112 is 2116691.

It can be written as a sum of positive squares in only one way, i.e., 1731856 + 234256 = 1316^2 + 484^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30689 + ... + 30752.

2^1966112 is an apocalyptic number.

It is an amenable number.

1966112 is a deficient number, since it is larger than the sum of its proper divisors (1904734).

1966112 is an equidigital number, since it uses as much as digits as its factorization.

1966112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61451 (or 61443 counting only the distinct ones).

The product of its digits is 648, while the sum is 26.

The square root of 1966112 is about 1402.1811580534. The cubic root of 1966112 is about 125.2764441782.

The spelling of 1966112 in words is "one million, nine hundred sixty-six thousand, one hundred twelve".