1673023 has 4 divisors (see below), whose sum is σ = 1825128. Its totient is φ = 1520920.

The previous prime is 1673017. The next prime is 1673027. The reversal of 1673023 is 3203761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1673023 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 1672985 and 1673003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673027) 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 in 3 ways as a sum of consecutive naturals, for example, 76036 + ... + 76057.

It is an arithmetic number, because the mean of its divisors is an integer number (456282).

2^1673023 is an apocalyptic number.

1673023 is a deficient number, since it is larger than the sum of its proper divisors (152105).

1673023 is a wasteful number, since it uses less digits than its factorization.

1673023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152104.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 1673023 is about 1293.4539033147. The cubic root of 1673023 is about 118.7136442724.

Adding to 1673023 its reverse (3203761), we get a palindrome (4876784).

The spelling of 1673023 in words is "one million, six hundred seventy-three thousand, twenty-three".