222226386 has 8 divisors (see below), whose sum is σ = 444452784. Its totient is φ = 74075460.

The previous prime is 222226373. The next prime is 222226421. The reversal of 222226386 is 683622222.

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

222226386 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18518860 + ... + 18518871.

It is an arithmetic number, because the mean of its divisors is an integer number (55556598).

Almost surely, 2^222226386 is an apocalyptic number.

222226386 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222226386 is a wasteful number, since it uses less digits than its factorization.

222226386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37037736.

The product of its digits is 27648, while the sum is 33.

The square root of 222226386 is about 14907.2595066967. The cubic root of 222226386 is about 605.7106472969.

The spelling of 222226386 in words is "two hundred twenty-two million, two hundred twenty-six thousand, three hundred eighty-six".