1222859750 has 64 divisors (see below), whose sum is σ = 2648056320. Its totient is φ = 414165600.

The previous prime is 1222859747. The next prime is 1222859761. The reversal of 1222859750 is 579582221.

It is a junction number, because it is equal to n+sod(n) for n = 1222859698 and 1222859707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141041 + ... + 149459.

It is an arithmetic number, because the mean of its divisors is an integer number (41375880).

Almost surely, 2^1222859750 is an apocalyptic number.

1222859750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222859750 is an abundant number, since it is smaller than the sum of its proper divisors (1425196570).

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

1222859750 is an equidigital number, since it uses as much as digits as its factorization.

1222859750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526 (or 8516 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 1222859750 is about 34969.4116335977. The cubic root of 1222859750 is about 1069.3639769794.

The spelling of 1222859750 in words is "one billion, two hundred twenty-two million, eight hundred fifty-nine thousand, seven hundred fifty".