1966214 has 8 divisors (see below), whose sum is σ = 2972928. Its totient is φ = 975240.

The previous prime is 1966207. The next prime is 1966219. The reversal of 1966214 is 4126691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3617 + ... + 4124.

It is an arithmetic number, because the mean of its divisors is an integer number (371616).

2^1966214 is an apocalyptic number.

1966214 is a deficient number, since it is larger than the sum of its proper divisors (1006714).

1966214 is a wasteful number, since it uses less digits than its factorization.

1966214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7870.

The product of its digits is 2592, while the sum is 29.

The square root of 1966214 is about 1402.2175294868. The cubic root of 1966214 is about 125.2786105479.

The spelling of 1966214 in words is "one million, nine hundred sixty-six thousand, two hundred fourteen".