1066144 has 12 divisors (see below), whose sum is σ = 2099034. Its totient is φ = 533056.

The previous prime is 1066141. The next prime is 1066157. The reversal of 1066144 is 4416601.

It can be written as a sum of positive squares in only one way, i.e., 976144 + 90000 = 988^2 + 300^2 .

It is a super-2 number, since 2×1066144² = 2273326057472, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1066141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16627 + ... + 16690.

2^1066144 is an apocalyptic number.

It is an amenable number.

1066144 is a deficient number, since it is larger than the sum of its proper divisors (1032890).

1066144 is an equidigital number, since it uses as much as digits as its factorization.

1066144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33327 (or 33319 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1066144 is about 1032.5424930723. The cubic root of 1066144 is about 102.1578997427.

The spelling of 1066144 in words is "one million, sixty-six thousand, one hundred forty-four".