1966516 has 12 divisors (see below), whose sum is σ = 3552640. Its totient is φ = 951480.

The previous prime is 1966511. The next prime is 1966561. The reversal of 1966516 is 6156691.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7806 + ... + 8053.

2^1966516 is an apocalyptic number.

It is an amenable number.

1966516 is a deficient number, since it is larger than the sum of its proper divisors (1586124).

1966516 is a wasteful number, since it uses less digits than its factorization.

1966516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15894 (or 15892 counting only the distinct ones).

The product of its digits is 9720, while the sum is 34.

The square root of 1966516 is about 1402.3252119248. The cubic root of 1966516 is about 125.2850242621.

The spelling of 1966516 in words is "one million, nine hundred sixty-six thousand, five hundred sixteen".