229742222 has 8 divisors (see below), whose sum is σ = 345736776. Its totient is φ = 114496632.

The previous prime is 229742203. The next prime is 229742347. The reversal of 229742222 is 222247922.

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

It is a congruent 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, 186473 + ... + 187700.

It is an arithmetic number, because the mean of its divisors is an integer number (43217097).

Almost surely, 2^229742222 is an apocalyptic number.

229742222 is a deficient number, since it is larger than the sum of its proper divisors (115994554).

229742222 is a wasteful number, since it uses less digits than its factorization.

229742222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374482.

The product of its digits is 16128, while the sum is 32.

The square root of 229742222 is about 15157.2498165070. The cubic root of 229742222 is about 612.4635853403.

The spelling of 229742222 in words is "two hundred twenty-nine million, seven hundred forty-two thousand, two hundred twenty-two".