1229898066 has 8 divisors (see below), whose sum is σ = 2459796144. Its totient is φ = 409966020.

The previous prime is 1229898041. The next prime is 1229898073. The reversal of 1229898066 is 6608989221.

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

1229898066 is an admirable number.

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, 102491500 + ... + 102491511.

It is an arithmetic number, because the mean of its divisors is an integer number (307474518).

Almost surely, 2^1229898066 is an apocalyptic number.

1229898066 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.

1229898066 is a wasteful number, since it uses less digits than its factorization.

1229898066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204983016.

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 1229898066 is about 35069.9025661606. The cubic root of 1229898066 is about 1071.4116709614.

The spelling of 1229898066 in words is "one billion, two hundred twenty-nine million, eight hundred ninety-eight thousand, sixty-six".