2241780249 has 8 divisors (see below), whose sum is σ = 2989259872. Its totient is φ = 1494410400.

The previous prime is 2241780223. The next prime is 2241780253. The reversal of 2241780249 is 9420871422.

It is a happy number.

2241780249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2241780249 - 2⁹ = 2241779737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2241781249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60174 + ... + 90024.

It is an arithmetic number, because the mean of its divisors is an integer number (373657484).

Almost surely, 2^2241780249 is an apocalyptic number.

It is an amenable number.

2241780249 is a deficient number, since it is larger than the sum of its proper divisors (747479623).

2241780249 is a wasteful number, since it uses less digits than its factorization.

2241780249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54887.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 2241780249 is about 47347.4418421946. The cubic root of 2241780249 is about 1308.7730580343.

The spelling of 2241780249 in words is "two billion, two hundred forty-one million, seven hundred eighty thousand, two hundred forty-nine".