223133770 has 16 divisors (see below), whose sum is σ = 402260328. Its totient is φ = 89115840.

The previous prime is 223133761. The next prime is 223133773. The reversal of 223133770 is 77331322.

It can be written as a sum of positive squares in 4 ways, for example, as 210453049 + 12680721 = 14507^2 + 3561^2 .

It is a super-3 number, since 3×223133770³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223133773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10269 + ... + 23488.

Almost surely, 2^223133770 is an apocalyptic number.

223133770 is a deficient number, since it is larger than the sum of its proper divisors (179126558).

223133770 is a wasteful number, since it uses less digits than its factorization.

223133770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34425.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 223133770 is about 14937.6628024601. The cubic root of 223133770 is about 606.5339305596.

The spelling of 223133770 in words is "two hundred twenty-three million, one hundred thirty-three thousand, seven hundred seventy".