4222640346 has 8 divisors (see below), whose sum is σ = 8445280704. Its totient is φ = 1407546780.

The previous prime is 4222640341. The next prime is 4222640371. The reversal of 4222640346 is 6430462224.

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

4222640346 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4222640341) by changing a digit.

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, 351886690 + ... + 351886701.

It is an arithmetic number, because the mean of its divisors is an integer number (1055660088).

Almost surely, 2^4222640346 is an apocalyptic number.

4222640346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4222640346 is a wasteful number, since it uses less digits than its factorization.

4222640346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703773396.

The product of its (nonzero) digits is 55296, while the sum is 33.

The square root of 4222640346 is about 64981.8462803266. The cubic root of 4222640346 is about 1616.3225461964.

The spelling of 4222640346 in words is "four billion, two hundred twenty-two million, six hundred forty thousand, three hundred forty-six".