1222375052 has 6 divisors (see below), whose sum is σ = 2139156348. Its totient is φ = 611187524.

The previous prime is 1222374983. The next prime is 1222375073. The reversal of 1222375052 is 2505732221.

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 as a sum of consecutive naturals, namely, 152796878 + ... + 152796885.

It is an arithmetic number, because the mean of its divisors is an integer number (356526058).

Almost surely, 2^1222375052 is an apocalyptic number.

It is an amenable number.

1222375052 is a deficient number, since it is larger than the sum of its proper divisors (916781296).

1222375052 is a wasteful number, since it uses less digits than its factorization.

1222375052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305593767 (or 305593765 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 1222375052 is about 34962.4806328155. The cubic root of 1222375052 is about 1069.2226723921. Note that the first 3 decimals are identical.

The spelling of 1222375052 in words is "one billion, two hundred twenty-two million, three hundred seventy-five thousand, fifty-two".