2203162056 has 48 divisors (see below), whose sum is σ = 6317894700. Its totient is φ = 691187712.

The previous prime is 2203162051. The next prime is 2203162057. The reversal of 2203162056 is 6502613022.

2203162056 is a `hidden beast` number, since 2 + 2 + 0 + 31 + 620 + 5 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2187432900 + 15729156 = 46770^2 + 3966^2 .

It is not an unprimeable number, because it can be changed into a prime (2203162051) 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 11 ways as a sum of consecutive naturals, for example, 898761 + ... + 901208.

Almost surely, 2^2203162056 is an apocalyptic number.

It is an amenable number.

2203162056 is an abundant number, since it is smaller than the sum of its proper divisors (4114732644).

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

2203162056 is a wasteful number, since it uses less digits than its factorization.

2203162056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799998 (or 1799991 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2203162056 is about 46937.8531251697. The cubic root of 2203162056 is about 1301.2142611306.

Adding to 2203162056 its reverse (6502613022), we get a palindrome (8705775078).

The spelling of 2203162056 in words is "two billion, two hundred three million, one hundred sixty-two thousand, fifty-six".