229809222 has 12 divisors (see below), whose sum is σ = 497920020. Its totient is φ = 76603068.

The previous prime is 229809211. The next prime is 229809233. The reversal of 229809222 is 222908922.

229809222 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (229809211) and next prime (229809233).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6383572 + ... + 6383607.

It is an arithmetic number, because the mean of its divisors is an integer number (41493335).

Almost surely, 2^229809222 is an apocalyptic number.

229809222 is an abundant number, since it is smaller than the sum of its proper divisors (268110798).

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

229809222 is a wasteful number, since it uses less digits than its factorization.

229809222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12767187 (or 12767184 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 229809222 is about 15159.4598188722. The cubic root of 229809222 is about 612.5231173838.

The spelling of 229809222 in words is "two hundred twenty-nine million, eight hundred nine thousand, two hundred twenty-two".