2228786650 has 48 divisors (see below), whose sum is σ = 4255852608. Its totient is φ = 867888000.

The previous prime is 2228786647. The next prime is 2228786663. The reversal of 2228786650 is 566878222.

It is a self number, because there is not a number n which added to its sum of digits gives 2228786650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1292689 + ... + 1294411.

It is an arithmetic number, because the mean of its divisors is an integer number (88663596).

Almost surely, 2^2228786650 is an apocalyptic number.

2228786650 is a deficient number, since it is larger than the sum of its proper divisors (2027065958).

2228786650 is a wasteful number, since it uses less digits than its factorization.

2228786650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407 (or 2402 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 2228786650 is about 47210.0270069823. The cubic root of 2228786650 is about 1306.2395605188.

The spelling of 2228786650 in words is "two billion, two hundred twenty-eight million, seven hundred eighty-six thousand, six hundred fifty".