1849273 has 2 divisors, whose sum is σ = 1849274. Its totient is φ = 1849272.

The previous prime is 1849271. The next prime is 1849279. The reversal of 1849273 is 3729481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1375929 + 473344 = 1173^2 + 688^2 .

It is a cyclic number.

It is not a de Polignac number, because 1849273 - 2¹ = 1849271 is a prime.

Together with 1849271, it forms a pair of twin primes.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (1849271) 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 as a sum of consecutive naturals, namely, 924636 + 924637.

It is an arithmetic number, because the mean of its divisors is an integer number (924637).

2^1849273 is an apocalyptic number.

It is an amenable number.

1849273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1849273 is an equidigital number, since it uses as much as digits as its factorization.

1849273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 34.

The square root of 1849273 is about 1359.8797740977. The cubic root of 1849273 is about 122.7440200449.

The spelling of 1849273 in words is "one million, eight hundred forty-nine thousand, two hundred seventy-three".