2241904866 has 16 divisors (see below), whose sum is σ = 4537832544. Its totient is φ = 738297824.

The previous prime is 2241904831. The next prime is 2241904871. The reversal of 2241904866 is 6684091422.

It is a super-2 number, since 2×2241904866² = 10052274856388955912, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250411 + ... + 2251406.

It is an arithmetic number, because the mean of its divisors is an integer number (283614534).

Almost surely, 2^2241904866 is an apocalyptic number.

2241904866 is an abundant number, since it is smaller than the sum of its proper divisors (2295927678).

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

2241904866 is a wasteful number, since it uses less digits than its factorization.

2241904866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501905.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 2241904866 is about 47348.7578084156. The cubic root of 2241904866 is about 1308.7973084561.

The spelling of 2241904866 in words is "two billion, two hundred forty-one million, nine hundred four thousand, eight hundred sixty-six".