7228163442 has 8 divisors (see below), whose sum is σ = 14456326896. Its totient is φ = 2409387812.

The previous prime is 7228163419. The next prime is 7228163461. The reversal of 7228163442 is 2443618227.

It is a happy number.

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

7228163442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 7228163442.

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, 602346948 + ... + 602346959.

It is an arithmetic number, because the mean of its divisors is an integer number (1807040862).

Almost surely, 2^7228163442 is an apocalyptic number.

7228163442 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.

7228163442 is a wasteful number, since it uses less digits than its factorization.

7228163442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204693912.

The product of its digits is 129024, while the sum is 39.

The square root of 7228163442 is about 85018.6064458834. The cubic root of 7228163442 is about 1933.4932254272.

The spelling of 7228163442 in words is "seven billion, two hundred twenty-eight million, one hundred sixty-three thousand, four hundred forty-two".