1071946 has 4 divisors (see below), whose sum is σ = 1607922. Its totient is φ = 535972.

The previous prime is 1071943. The next prime is 1071977. The reversal of 1071946 is 6491701.

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., 741321 + 330625 = 861^2 + 575^2 .

It is a super-2 number, since 2×1071946² = 2298136453832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267985 + ... + 267988.

2^1071946 is an apocalyptic number.

1071946 is a deficient number, since it is larger than the sum of its proper divisors (535976).

1071946 is an equidigital number, since it uses as much as digits as its factorization.

1071946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535975.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1071946 is about 1035.3482505901. The cubic root of 1071946 is about 102.3428804366.

The spelling of 1071946 in words is "one million, seventy-one thousand, nine hundred forty-six".