1673243 has 8 divisors (see below), whose sum is σ = 1965936. Its totient is φ = 1404000.

The previous prime is 1673237. The next prime is 1673249. The reversal of 1673243 is 3423761.

It is an interprime number because it is at equal distance from previous prime (1673237) and next prime (1673249).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1673243 - 2⁶ = 1673179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1673249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5708 + ... + 5993.

It is an arithmetic number, because the mean of its divisors is an integer number (245742).

2^1673243 is an apocalyptic number.

1673243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1673243 is a deficient number, since it is larger than the sum of its proper divisors (292693).

1673243 is a wasteful number, since it uses less digits than its factorization.

1673243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11725.

The product of its digits is 3024, while the sum is 26.

The square root of 1673243 is about 1293.5389441374. The cubic root of 1673243 is about 118.7188475993.

The spelling of 1673243 in words is "one million, six hundred seventy-three thousand, two hundred forty-three".