222824378 has 8 divisors (see below), whose sum is σ = 381984672. Its totient is φ = 95496156.

The previous prime is 222824377. The next prime is 222824401. The reversal of 222824378 is 873428222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (222824377) by changing a digit.

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, 7958000 + ... + 7958027.

It is an arithmetic number, because the mean of its divisors is an integer number (47748084).

Almost surely, 2^222824378 is an apocalyptic number.

222824378 is a deficient number, since it is larger than the sum of its proper divisors (159160294).

222824378 is a wasteful number, since it uses less digits than its factorization.

222824378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15916036.

The product of its digits is 86016, while the sum is 38.

The square root of 222824378 is about 14927.3031053838. The cubic root of 222824378 is about 606.2534656974.

The spelling of 222824378 in words is "two hundred twenty-two million, eight hundred twenty-four thousand, three hundred seventy-eight".