1798273 has 2 divisors, whose sum is σ = 1798274. Its totient is φ = 1798272.

The previous prime is 1798271. The next prime is 1798289. The reversal of 1798273 is 3728971.

1798273 is nontrivially palindromic in base 6.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1238769 + 559504 = 1113^2 + 748^2 .

It is a cyclic number.

It is not a de Polignac number, because 1798273 - 2¹ = 1798271 is a prime.

Together with 1798271, it forms a pair of twin primes.

1798273 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1798271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899136 + 899137.

It is an arithmetic number, because the mean of its divisors is an integer number (899137).

2^1798273 is an apocalyptic number.

It is an amenable number.

1798273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1798273 is an equidigital number, since it uses as much as digits as its factorization.

1798273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 37.

The square root of 1798273 is about 1340.9970171481. The cubic root of 1798273 is about 121.6051238968.

The spelling of 1798273 in words is "one million, seven hundred ninety-eight thousand, two hundred seventy-three".