2241981998 has 16 divisors (see below), whose sum is σ = 3562618464. Its totient is φ = 1054510080.

The previous prime is 2241981979. The next prime is 2241982027. The reversal of 2241981998 is 8991891422.

It is a happy number.

2241981998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54911 + ... + 86597.

It is an arithmetic number, because the mean of its divisors is an integer number (222663654).

Almost surely, 2^2241981998 is an apocalyptic number.

2241981998 is a deficient number, since it is larger than the sum of its proper divisors (1320636466).

2241981998 is a wasteful number, since it uses less digits than its factorization.

2241981998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33787.

The product of its digits is 746496, while the sum is 53.

The square root of 2241981998 is about 47349.5723106344. The cubic root of 2241981998 is about 1308.8123178644.

The spelling of 2241981998 in words is "two billion, two hundred forty-one million, nine hundred eighty-one thousand, nine hundred ninety-eight".