393022222 has 8 divisors (see below), whose sum is σ = 593775000. Its totient is φ = 195097224.

The previous prime is 393022211. The next prime is 393022237. The reversal of 393022222 is 222220393.

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

393022222 is a modest number, since divided by 22222 gives 3930 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706597 + ... + 707152.

It is an arithmetic number, because the mean of its divisors is an integer number (74221875).

Almost surely, 2^393022222 is an apocalyptic number.

393022222 is a deficient number, since it is larger than the sum of its proper divisors (200752778).

393022222 is a wasteful number, since it uses less digits than its factorization.

393022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413890.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 393022222 is about 19824.7880694851. The cubic root of 393022222 is about 732.4967501710.

The spelling of 393022222 in words is "three hundred ninety-three million, twenty-two thousand, two hundred twenty-two".