7225752648 has 64 divisors (see below), whose sum is σ = 18399528000. Its totient is φ = 2364291072.

The previous prime is 7225752631. The next prime is 7225752661. The reversal of 7225752648 is 8462575227.

It is a junction number, because it is equal to n+sod(n) for n = 7225752597 and 7225752606.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284736 + ... + 309072.

It is an arithmetic number, because the mean of its divisors is an integer number (287492625).

Almost surely, 2^7225752648 is an apocalyptic number.

It is an amenable number.

7225752648 is an abundant number, since it is smaller than the sum of its proper divisors (11173775352).

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

7225752648 is a wasteful number, since it uses less digits than its factorization.

7225752648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24574 (or 24570 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 48.

The square root of 7225752648 is about 85004.4272258804. The cubic root of 7225752648 is about 1933.2782435617.

The spelling of 7225752648 in words is "seven billion, two hundred twenty-five million, seven hundred fifty-two thousand, six hundred forty-eight".