223273156 has 12 divisors (see below), whose sum is σ = 391298320. Its totient is φ = 111473640.

The previous prime is 223273139. The next prime is 223273177. The reversal of 223273156 is 651372322.

It is a super-3 number, since 3×223273156³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

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, 37626 + ... + 43153.

Almost surely, 2^223273156 is an apocalyptic number.

It is an amenable number.

223273156 is a deficient number, since it is larger than the sum of its proper divisors (168025164).

223273156 is a wasteful number, since it uses less digits than its factorization.

223273156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81474 (or 81472 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 223273156 is about 14942.3276633863. The cubic root of 223273156 is about 606.6601997191.

The spelling of 223273156 in words is "two hundred twenty-three million, two hundred seventy-three thousand, one hundred fifty-six".