7947472922 has 8 divisors (see below), whose sum is σ = 11922422400. Its totient is φ = 3973332124.

The previous prime is 7947472913. The next prime is 7947472991. The reversal of 7947472922 is 2292747497.

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

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, 176972 + ... + 217287.

It is an arithmetic number, because the mean of its divisors is an integer number (1490302800).

Almost surely, 2^7947472922 is an apocalyptic number.

7947472922 is a deficient number, since it is larger than the sum of its proper divisors (3974949478).

7947472922 is a wasteful number, since it uses less digits than its factorization.

7947472922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404340.

The product of its digits is 3556224, while the sum is 53.

The square root of 7947472922 is about 89148.6002245689. The cubic root of 7947472922 is about 1995.6131282133.

The spelling of 7947472922 in words is "seven billion, nine hundred forty-seven million, four hundred seventy-two thousand, nine hundred twenty-two".