7220466847 has 8 divisors (see below), whose sum is σ = 7916457600. Its totient is φ = 6531073560.

The previous prime is 7220466821. The next prime is 7220466857. The reversal of 7220466847 is 7486640227.

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

It is not a de Polignac number, because 7220466847 - 2¹¹ = 7220464799 is a prime.

It is a super-2 number, since 2×7220466847² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7220466797 and 7220466806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7220466817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1647073 + ... + 1651450.

It is an arithmetic number, because the mean of its divisors is an integer number (989557200).

Almost surely, 2^7220466847 is an apocalyptic number.

7220466847 is a deficient number, since it is larger than the sum of its proper divisors (695990753).

7220466847 is a wasteful number, since it uses less digits than its factorization.

7220466847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298733.

The product of its (nonzero) digits is 903168, while the sum is 46.

The square root of 7220466847 is about 84973.3302101312. The cubic root of 7220466847 is about 1932.8067163555.

The spelling of 7220466847 in words is "seven billion, two hundred twenty million, four hundred sixty-six thousand, eight hundred forty-seven".