2240556243 has 8 divisors (see below), whose sum is σ = 2987763648. Its totient is φ = 1493526504.

The previous prime is 2240556181. The next prime is 2240556257. The reversal of 2240556243 is 3426550422.

It is a happy number.

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

It is not a de Polignac number, because 2240556243 - 2²⁰ = 2239507667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2240556743) 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, 11505 + ... + 67922.

It is an arithmetic number, because the mean of its divisors is an integer number (373470456).

Almost surely, 2^2240556243 is an apocalyptic number.

2240556243 is a deficient number, since it is larger than the sum of its proper divisors (747207405).

2240556243 is an equidigital number, since it uses as much as digits as its factorization.

2240556243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88833.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2240556243 is about 47334.5142892583. The cubic root of 2240556243 is about 1308.5348191439.

The spelling of 2240556243 in words is "two billion, two hundred forty million, five hundred fifty-six thousand, two hundred forty-three".