1673323 has 4 divisors (see below), whose sum is σ = 1679328. Its totient is φ = 1667320.

The previous prime is 1673317. The next prime is 1673339. The reversal of 1673323 is 3233761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3233761 = 29 ⋅111509.

It is a cyclic number.

It is not a de Polignac number, because 1673323 - 2¹⁷ = 1542251 is a prime.

It is a d-powerful number, because it can be written as 1 + 6³ + 7² + 3⁹ + 3¹⁰ + 2 + 3¹³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1673393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563 + ... + 3148.

It is an arithmetic number, because the mean of its divisors is an integer number (419832).

2^1673323 is an apocalyptic number.

1673323 is a deficient number, since it is larger than the sum of its proper divisors (6005).

1673323 is an equidigital number, since it uses as much as digits as its factorization.

1673323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004.

The product of its digits is 2268, while the sum is 25.

The square root of 1673323 is about 1293.5698666868. The cubic root of 1673323 is about 118.7207396051.

The spelling of 1673323 in words is "one million, six hundred seventy-three thousand, three hundred twenty-three".