1230273 has 36 divisors (see below), whose sum is σ = 2107248. Its totient is φ = 685440.

The previous prime is 1230263. The next prime is 1230301. The reversal of 1230273 is 3720321.

It is not a de Polignac number, because 1230273 - 2⁵ = 1230241 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1230223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28590 + ... + 28632.

2^1230273 is an apocalyptic number.

It is an amenable number.

1230273 is a deficient number, since it is larger than the sum of its proper divisors (876975).

1230273 is a wasteful number, since it uses less digits than its factorization.

1230273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 1230273 is about 1109.1767217175. The cubic root of 1230273 is about 107.1520533059.

Adding to 1230273 its reverse (3720321), we get a palindrome (4950594).

It can be divided in two parts, 1230 and 273, that multiplied together give a triangular number (335790 = T₈₁₉).

The spelling of 1230273 in words is "one million, two hundred thirty thousand, two hundred seventy-three".