223273193 has 12 divisors (see below), whose sum is σ = 264296004. Its totient is φ = 187360800.

The previous prime is 223273187. The next prime is 223273217. The reversal of 223273193 is 391372322.

It can be written as a sum of positive squares in 2 ways, for example, as 113379904 + 109893289 = 10648^2 + 10483^2 .

It is not a de Polignac number, because 223273193 - 2⁴ = 223273177 is a prime.

It is a super-3 number, since 3×223273193³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223273103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69398 + ... + 72543.

It is an arithmetic number, because the mean of its divisors is an integer number (22024667).

Almost surely, 2^223273193 is an apocalyptic number.

It is an amenable number.

223273193 is a deficient number, since it is larger than the sum of its proper divisors (41022811).

223273193 is a wasteful number, since it uses less digits than its factorization.

223273193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141976 (or 141965 counting only the distinct ones).

The product of its digits is 13608, while the sum is 32.

The square root of 223273193 is about 14942.3289014798. The cubic root of 223273193 is about 606.6602332302.

The spelling of 223273193 in words is "two hundred twenty-three million, two hundred seventy-three thousand, one hundred ninety-three".