223142016 has 32 divisors (see below), whose sum is σ = 592722000. Its totient is φ = 74380544.

The previous prime is 223142011. The next prime is 223142033. The reversal of 223142016 is 610241322.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×223142016³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223141983 and 223142001.

It is not an unprimeable number, because it can be changed into a prime (223142011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290166 + ... + 290933.

Almost surely, 2^223142016 is an apocalyptic number.

It is an amenable number.

223142016 is an abundant number, since it is smaller than the sum of its proper divisors (369579984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223142016 is an equidigital number, since it uses as much as digits as its factorization.

223142016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581116 (or 581104 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 223142016 is about 14937.9388136382. The cubic root of 223142016 is about 606.5414020377.

Adding to 223142016 its reverse (610241322), we get a palindrome (833383338).

The spelling of 223142016 in words is "two hundred twenty-three million, one hundred forty-two thousand, sixteen".