1673249 has 2 divisors, whose sum is σ = 1673250. Its totient is φ = 1673248.

The previous prime is 1673237. The next prime is 1673279. The reversal of 1673249 is 9423761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1423249 + 250000 = 1193^2 + 500^2 .

It is an emirp because it is prime and its reverse (9423761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1673249 - 2¹⁶ = 1607713 is a prime.

It is not a weakly prime, because it can be changed into another prime (1673209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836624 + 836625.

It is an arithmetic number, because the mean of its divisors is an integer number (836625).

2^1673249 is an apocalyptic number.

It is an amenable number.

1673249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1673249 is an equidigital number, since it uses as much as digits as its factorization.

1673249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 1673249 is about 1293.5412633542. The cubic root of 1673249 is about 118.7189895019.

The spelling of 1673249 in words is "one million, six hundred seventy-three thousand, two hundred forty-nine".