7227256560 has 40 divisors (see below), whose sum is σ = 22404496080. Its totient is φ = 1927268352.

The previous prime is 7227256483. The next prime is 7227256573. The reversal of 7227256560 is 656527227.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15056545 + ... + 15057024.

It is an arithmetic number, because the mean of its divisors is an integer number (560112402).

Almost surely, 2^7227256560 is an apocalyptic number.

It is an amenable number.

7227256560 is an abundant number, since it is smaller than the sum of its proper divisors (15177239520).

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

7227256560 is a wasteful number, since it uses less digits than its factorization.

7227256560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30113585 (or 30113579 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 7227256560 is about 85013.2728460680. The cubic root of 7227256560 is about 1933.4123600938.

The spelling of 7227256560 in words is "seven billion, two hundred twenty-seven million, two hundred fifty-six thousand, five hundred sixty".