1066330 has 16 divisors (see below), whose sum is σ = 1986120. Its totient is φ = 411712.

The previous prime is 1066327. The next prime is 1066333. The reversal of 1066330 is 336601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1066327) and next prime (1066333).

It can be written as a sum of positive squares in 4 ways, for example, as 978121 + 88209 = 989^2 + 297^2 .

It is a super-2 number, since 2×1066330² = 2274119337800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066298 and 1066307.

It is not an unprimeable number, because it can be changed into a prime (1066333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1549 + ... + 2128.

2^1066330 is an apocalyptic number.

1066330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066330 is a deficient number, since it is larger than the sum of its proper divisors (919790).

1066330 is a wasteful number, since it uses less digits than its factorization.

1066330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1066330 is about 1032.6325580767. The cubic root of 1066330 is about 102.1638402362.

The spelling of 1066330 in words is "one million, sixty-six thousand, three hundred thirty".