222628282 has 8 divisors (see below), whose sum is σ = 351518400. Its totient is φ = 105455484.

The previous prime is 222628279. The next prime is 222628291. The reversal of 222628282 is 282826222.

It is a happy number.

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

It is an unprimeable number.

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, 2929282 + ... + 2929357.

It is an arithmetic number, because the mean of its divisors is an integer number (43939800).

Almost surely, 2^222628282 is an apocalyptic number.

222628282 is a deficient number, since it is larger than the sum of its proper divisors (128890118).

222628282 is a wasteful number, since it uses less digits than its factorization.

222628282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858660.

The product of its digits is 24576, while the sum is 34.

The square root of 222628282 is about 14920.7332929719. The cubic root of 222628282 is about 606.0755695860.

The spelling of 222628282 in words is "two hundred twenty-two million, six hundred twenty-eight thousand, two hundred eighty-two".