2203552778 has 16 divisors (see below), whose sum is σ = 3976336320. Its totient is φ = 894675456.

The previous prime is 2203552753. The next prime is 2203552811. The reversal of 2203552778 is 8772553022.

It is an unprimeable number.

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, 4141751 + ... + 4142282.

It is an arithmetic number, because the mean of its divisors is an integer number (248521020).

Almost surely, 2^2203552778 is an apocalyptic number.

2203552778 is a deficient number, since it is larger than the sum of its proper divisors (1772783542).

2203552778 is a wasteful number, since it uses less digits than its factorization.

2203552778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284061.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 2203552778 is about 46942.0150611369. The cubic root of 2203552778 is about 1301.2911783029.

The spelling of 2203552778 in words is "two billion, two hundred three million, five hundred fifty-two thousand, seven hundred seventy-eight".