672323 has 2 divisors, whose sum is σ = 672324. Its totient is φ = 672322.

The previous prime is 672317. The next prime is 672341. The reversal of 672323 is 323276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672323 - 2¹⁰ = 671299 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 6⁶ + 7⁴ + 3¹⁰ + 2³ + 2¹⁵ + 3¹² .

It is an alternating number because its digits alternate between even and odd.

It is equal to p₅₄₄₉₁ and since 672323 and 54491 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (672223) 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, 336161 + 336162.

It is an arithmetic number, because the mean of its divisors is an integer number (336162).

2⁶⁷²³²³ is an apocalyptic number.

672323 is a deficient number, since it is larger than the sum of its proper divisors (1).

672323 is an equidigital number, since it uses as much as digits as its factorization.

672323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 23.

The square root of 672323 is about 819.9530474363. The cubic root of 672323 is about 87.6044141281.

Adding to 672323 its reverse (323276), we get a palindrome (995599).

The spelling of 672323 in words is "six hundred seventy-two thousand, three hundred twenty-three".