222146676 has 36 divisors (see below), whose sum is σ = 563908800. Its totient is φ = 73736208.

The previous prime is 222146671. The next prime is 222146707. The reversal of 222146676 is 676641222.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 222146676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222146671) 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, 4306 + ... + 21513.

Almost surely, 2^222146676 is an apocalyptic number.

It is an amenable number.

222146676 is an abundant number, since it is smaller than the sum of its proper divisors (341762124).

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

222146676 is a wasteful number, since it uses less digits than its factorization.

222146676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26068 (or 26063 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 222146676 is about 14904.5857372823. The cubic root of 222146676 is about 605.6382181998.

Adding to 222146676 its reverse (676641222), we get a palindrome (898787898).

The spelling of 222146676 in words is "two hundred twenty-two million, one hundred forty-six thousand, six hundred seventy-six".