223066155 has 64 divisors (see below), whose sum is σ = 404490240. Its totient is φ = 104219136.

The previous prime is 223066141. The next prime is 223066157. The reversal of 223066155 is 551660322.

It is not a de Polignac number, because 223066155 - 2¹⁰ = 223065131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223066157) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 309886 + ... + 310604.

It is an arithmetic number, because the mean of its divisors is an integer number (6320160).

Almost surely, 2^223066155 is an apocalyptic number.

223066155 is a deficient number, since it is larger than the sum of its proper divisors (181424085).

223066155 is a wasteful number, since it uses less digits than its factorization.

223066155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 223066155 is about 14935.3993920484. The cubic root of 223066155 is about 606.4726594892.

The spelling of 223066155 in words is "two hundred twenty-three million, sixty-six thousand, one hundred fifty-five".