2196496817 has 6 divisors (see below), whose sum is σ = 2199976038. Its totient is φ = 2193022944.

The previous prime is 2196496787. The next prime is 2196496871. The reversal of 2196496817 is 7186946912.

2196496817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 274200481 + 1922296336 = 16559^2 + 43844^2 .

It is not a de Polignac number, because 2196496817 - 2¹² = 2196492721 is a prime.

It is a super-2 number, since 2×2196496817² = 9649196534182262978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2196496417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 571133 + ... + 574965.

It is an arithmetic number, because the mean of its divisors is an integer number (366662673).

Almost surely, 2^2196496817 is an apocalyptic number.

It is an amenable number.

2196496817 is a deficient number, since it is larger than the sum of its proper divisors (3479221).

2196496817 is an frugal number, since it uses more digits than its factorization.

2196496817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5347 (or 4590 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 53.

The square root of 2196496817 is about 46866.7986638729. The cubic root of 2196496817 is about 1299.9007452821.

The spelling of 2196496817 in words is "two billion, one hundred ninety-six million, four hundred ninety-six thousand, eight hundred seventeen".