2196396036 has 36 divisors (see below), whose sum is σ = 5571784764. Its totient is φ = 729523200.

The previous prime is 2196396031. The next prime is 2196396043. The reversal of 2196396036 is 6306936912.

It is a happy number.

2196396036 is a `hidden beast` number, since 2 + 1 + 9 + 6 + 39 + 603 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 975312900 + 1221083136 = 31230^2 + 34944^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 2196395982 and 2196396000.

It is not an unprimeable number, because it can be changed into a prime (2196396031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98445 + ... + 118676.

It is an arithmetic number, because the mean of its divisors is an integer number (154771799).

Almost surely, 2^2196396036 is an apocalyptic number.

It is an amenable number.

2196396036 is an abundant number, since it is smaller than the sum of its proper divisors (3375388728).

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

2196396036 is a wasteful number, since it uses less digits than its factorization.

2196396036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217412 (or 217407 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The square root of 2196396036 is about 46865.7234660898. The cubic root of 2196396036 is about 1299.8808640330.

The spelling of 2196396036 in words is "two billion, one hundred ninety-six million, three hundred ninety-six thousand, thirty-six".