1966282 has 4 divisors (see below), whose sum is σ = 2949426. Its totient is φ = 983140.

The previous prime is 1966259. The next prime is 1966297. The reversal of 1966282 is 2826691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1962801 + 3481 = 1401^2 + 59^2 .

It is a super-3 number, since 3×1966282³ = 22806501261092933304, which contains 333 as substring.

It is a d-powerful number, because it can be written as 1 + 9⁴ + 6⁷ + 6⁸ + 2⁵ + 8 + 2⁷ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491569 + ... + 491572.

2^1966282 is an apocalyptic number.

1966282 is a deficient number, since it is larger than the sum of its proper divisors (983144).

1966282 is an equidigital number, since it uses as much as digits as its factorization.

1966282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983143.

The product of its digits is 10368, while the sum is 34.

The square root of 1966282 is about 1402.2417765849. The cubic root of 1966282 is about 125.2800547528.

The spelling of 1966282 in words is "one million, nine hundred sixty-six thousand, two hundred eighty-two".