1222600394 has 8 divisors (see below), whose sum is σ = 1834824000. Its totient is φ = 610992396.

The previous prime is 1222600367. The next prime is 1222600403. The reversal of 1222600394 is 4930062221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 148904 + ... + 156899.

It is an arithmetic number, because the mean of its divisors is an integer number (229353000).

Almost surely, 2^1222600394 is an apocalyptic number.

1222600394 is a deficient number, since it is larger than the sum of its proper divisors (612223606).

1222600394 is a wasteful number, since it uses less digits than its factorization.

1222600394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307804.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1222600394 is about 34965.7031103337. The cubic root of 1222600394 is about 1069.2883712600.

The spelling of 1222600394 in words is "one billion, two hundred twenty-two million, six hundred thousand, three hundred ninety-four".