1071966 has 16 divisors (see below), whose sum is σ = 2450304. Its totient is φ = 306264.

The previous prime is 1071943. The next prime is 1071977. The reversal of 1071966 is 6691701.

It is a super-2 number, since 2×1071966² = 2298222210312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12720 + ... + 12803.

It is an arithmetic number, because the mean of its divisors is an integer number (153144).

2^1071966 is an apocalyptic number.

1071966 is an abundant number, since it is smaller than the sum of its proper divisors (1378338).

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

1071966 is a wasteful number, since it uses less digits than its factorization.

1071966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25535.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 1071966 is about 1035.3579091309. The cubic root of 1071966 is about 102.3435169254.

The spelling of 1071966 in words is "one million, seventy-one thousand, nine hundred sixty-six".