244620066 has 8 divisors (see below), whose sum is σ = 489240144. Its totient is φ = 81540020.

The previous prime is 244620059. The next prime is 244620071. The reversal of 244620066 is 660026442.

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

244620066 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, 20385000 + ... + 20385011.

It is an arithmetic number, because the mean of its divisors is an integer number (61155018).

Almost surely, 2^244620066 is an apocalyptic number.

244620066 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.

244620066 is a wasteful number, since it uses less digits than its factorization.

244620066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40770016.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 244620066 is about 15640.3345872139. The cubic root of 244620066 is about 625.4088554679.

The spelling of 244620066 in words is "two hundred forty-four million, six hundred twenty thousand, sixty-six".