1220250682 has 32 divisors (see below), whose sum is σ = 2118355200. Its totient is φ = 516371328.

The previous prime is 1220250679. The next prime is 1220250751. The reversal of 1220250682 is 2860520221.

It is a self number, because there is not a number n which added to its sum of digits gives 1220250682.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588744 + ... + 590812.

It is an arithmetic number, because the mean of its divisors is an integer number (66198600).

Almost surely, 2^1220250682 is an apocalyptic number.

1220250682 is a deficient number, since it is larger than the sum of its proper divisors (898104518).

1220250682 is a wasteful number, since it uses less digits than its factorization.

1220250682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1220250682 is about 34932.0867112172. The cubic root of 1220250682 is about 1068.6029112487.

The spelling of 1220250682 in words is "one billion, two hundred twenty million, two hundred fifty thousand, six hundred eighty-two".