1966614 has 32 divisors (see below), whose sum is σ = 4462080. Its totient is φ = 572832.

The previous prime is 1966607. The next prime is 1966619. The reversal of 1966614 is 4166691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819 + ... + 2145.

It is an arithmetic number, because the mean of its divisors is an integer number (139440).

2^1966614 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1966614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2231040).

1966614 is an abundant number, since it is smaller than the sum of its proper divisors (2495466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1966614 is a wasteful number, since it uses less digits than its factorization.

1966614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364.

The product of its digits is 7776, while the sum is 33.

The square root of 1966614 is about 1402.3601534556. The cubic root of 1966614 is about 125.2871053924.

The spelling of 1966614 in words is "one million, nine hundred sixty-six thousand, six hundred fourteen".