1966334 has 8 divisors (see below), whose sum is σ = 2962008. Its totient is φ = 979000.

The previous prime is 1966331. The next prime is 1966337. The reversal of 1966334 is 4336691.

Added to its reverse (4336691) it gives a triangular number (6303025 = T₃₅₅₀).

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1966331) and next prime (1966337).

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

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 1966334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1457 + ... + 2460.

It is an arithmetic number, because the mean of its divisors is an integer number (370251).

2^1966334 is an apocalyptic number.

1966334 is a deficient number, since it is larger than the sum of its proper divisors (995674).

1966334 is a wasteful number, since it uses less digits than its factorization.

1966334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170.

The product of its digits is 11664, while the sum is 32.

The square root of 1966334 is about 1402.2603182006. The cubic root of 1966334 is about 125.2811591222.

Adding to 1966334 its reverse (4336691), we get a triangular number (6303025 = T₃₅₅₀).

The spelling of 1966334 in words is "one million, nine hundred sixty-six thousand, three hundred thirty-four".