1066273 has 4 divisors (see below), whose sum is σ = 1148308. Its totient is φ = 984240.

The previous prime is 1066267. The next prime is 1066279. The reversal of 1066273 is 3726601.

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

It is an interprime number because it is at equal distance from previous prime (1066267) and next prime (1066279).

It can be written as a sum of positive squares in 2 ways, for example, as 685584 + 380689 = 828^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 1066273 - 2¹⁷ = 935201 is a prime.

It is a super-2 number, since 2×1066273² = 2273876221058, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40998 + ... + 41023.

It is an arithmetic number, because the mean of its divisors is an integer number (287077).

2^1066273 is an apocalyptic number.

1066273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1066273 is a deficient number, since it is larger than the sum of its proper divisors (82035).

1066273 is an equidigital number, since it uses as much as digits as its factorization.

1066273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82034.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1066273 is about 1032.6049583456. The cubic root of 1066273 is about 102.1620198358.

The spelling of 1066273 in words is "one million, sixty-six thousand, two hundred seventy-three".