1009273 has 4 divisors (see below), whose sum is σ = 1068660. Its totient is φ = 949888.

The previous prime is 1009259. The next prime is 1009289. The reversal of 1009273 is 3729001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3729001 = 17 ⋅219353.

It can be written as a sum of positive squares in 2 ways, for example, as 356409 + 652864 = 597^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 1009273 - 2¹³ = 1001081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29668 + ... + 29701.

It is an arithmetic number, because the mean of its divisors is an integer number (267165).

2^1009273 is an apocalyptic number.

It is an amenable number.

1009273 is a deficient number, since it is larger than the sum of its proper divisors (59387).

1009273 is an equidigital number, since it uses as much as digits as its factorization.

1009273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59386.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 1009273 is about 1004.6258009826. The cubic root of 1009273 is about 100.3081494637.

The spelling of 1009273 in words is "one million, nine thousand, two hundred seventy-three".