1968116 has 6 divisors (see below), whose sum is σ = 3444210. Its totient is φ = 984056.

The previous prime is 1968103. The next prime is 1968137. The reversal of 1968116 is 6118691.

It can be written as a sum of positive squares in only one way, i.e., 1612900 + 355216 = 1270^2 + 596^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246011 + ... + 246018.

It is an arithmetic number, because the mean of its divisors is an integer number (574035).

2^1968116 is an apocalyptic number.

It is an amenable number.

1968116 is a deficient number, since it is larger than the sum of its proper divisors (1476094).

1968116 is a wasteful number, since it uses less digits than its factorization.

1968116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492033 (or 492031 counting only the distinct ones).

The product of its digits is 2592, while the sum is 32.

The square root of 1968116 is about 1402.8955770121. The cubic root of 1968116 is about 125.3189932540.

The spelling of 1968116 in words is "one million, nine hundred sixty-eight thousand, one hundred sixteen".