2241515556 has 72 divisors (see below), whose sum is σ = 6479875584. Its totient is φ = 639999360.

The previous prime is 2241515491. The next prime is 2241515581. The reversal of 2241515556 is 6555151422.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2241515556.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 651216 + ... + 654648.

It is an arithmetic number, because the mean of its divisors is an integer number (89998272).

Almost surely, 2^2241515556 is an apocalyptic number.

It is an amenable number.

2241515556 is an abundant number, since it is smaller than the sum of its proper divisors (4238360028).

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

2241515556 is a wasteful number, since it uses less digits than its factorization.

2241515556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6041 (or 6036 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 2241515556 is about 47344.6465400260. The cubic root of 2241515556 is about 1308.7215458930.

Adding to 2241515556 its reverse (6555151422), we get a palindrome (8796666978).

The spelling of 2241515556 in words is "two billion, two hundred forty-one million, five hundred fifteen thousand, five hundred fifty-six".