326173223 has 2 divisors, whose sum is σ = 326173224. Its totient is φ = 326173222.

The previous prime is 326173193. The next prime is 326173249. The reversal of 326173223 is 322371623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 326173223 - 2¹⁶ = 326107687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326173273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163086611 + 163086612.

It is an arithmetic number, because the mean of its divisors is an integer number (163086612).

Almost surely, 2^326173223 is an apocalyptic number.

326173223 is a deficient number, since it is larger than the sum of its proper divisors (1).

326173223 is an equidigital number, since it uses as much as digits as its factorization.

326173223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 29.

The square root of 326173223 is about 18060.2664155322. The cubic root of 326173223 is about 688.3607540794.

The spelling of 326173223 in words is "three hundred twenty-six million, one hundred seventy-three thousand, two hundred twenty-three".