2196548641 has 8 divisors (see below), whose sum is σ = 2511065024. Its totient is φ = 1882213200.

The previous prime is 2196548591. The next prime is 2196548659. The reversal of 2196548641 is 1468456912.

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 2196548641 - 2¹¹ = 2196546593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2196548591 and 2196548600.

It is not an unprimeable number, because it can be changed into a prime (2196548671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18135 + ... + 68716.

It is an arithmetic number, because the mean of its divisors is an integer number (313883128).

Almost surely, 2^2196548641 is an apocalyptic number.

It is an amenable number.

2196548641 is a deficient number, since it is larger than the sum of its proper divisors (314516383).

2196548641 is an equidigital number, since it uses as much as digits as its factorization.

2196548641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90471.

The product of its digits is 414720, while the sum is 46.

The square root of 2196548641 is about 46867.3515466791. The cubic root of 2196548641 is about 1299.9109684590.

The spelling of 2196548641 in words is "two billion, one hundred ninety-six million, five hundred forty-eight thousand, six hundred forty-one".