1222995802 has 12 divisors (see below), whose sum is σ = 2134003050. Its totient is φ = 524141016.

The previous prime is 1222995799. The next prime is 1222995811. The reversal of 1222995802 is 2085992221.

It can be written as a sum of positive squares in only one way, i.e., 875508921 + 347486881 = 29589^2 + 18641^2 .

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 5 ways as a sum of consecutive naturals, for example, 6239677 + ... + 6239872.

Almost surely, 2^1222995802 is an apocalyptic number.

1222995802 is a deficient number, since it is larger than the sum of its proper divisors (911007248).

1222995802 is a wasteful number, since it uses less digits than its factorization.

1222995802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12479565 (or 12479558 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 1222995802 is about 34971.3568795950. The cubic root of 1222995802 is about 1069.4036336701.

The spelling of 1222995802 in words is "one billion, two hundred twenty-two million, nine hundred ninety-five thousand, eight hundred two".