222729622 has 8 divisors (see below), whose sum is σ = 334387656. Its totient is φ = 111267072.

The previous prime is 222729601. The next prime is 222729623. The reversal of 222729622 is 226927222.

It is a happy number.

222729622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222729623) 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, 45988 + ... + 50599.

It is an arithmetic number, because the mean of its divisors is an integer number (41798457).

Almost surely, 2^222729622 is an apocalyptic number.

222729622 is a deficient number, since it is larger than the sum of its proper divisors (111658034).

222729622 is a wasteful number, since it uses less digits than its factorization.

222729622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97742.

The product of its digits is 24192, while the sum is 34.

The square root of 222729622 is about 14924.1288522982. The cubic root of 222729622 is about 606.1675171448.

The spelling of 222729622 in words is "two hundred twenty-two million, seven hundred twenty-nine thousand, six hundred twenty-two".