7260745220 has 48 divisors (see below), whose sum is σ = 16519966848. Its totient is φ = 2669882880.

The previous prime is 7260745201. The next prime is 7260745241. The reversal of 7260745220 is 225470627.

It is a super-2 number, since 2×7260745220² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233696 + ... + 262935.

It is an arithmetic number, because the mean of its divisors is an integer number (344165976).

Almost surely, 2^7260745220 is an apocalyptic number.

It is an amenable number.

7260745220 is an abundant number, since it is smaller than the sum of its proper divisors (9259221628).

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

7260745220 is a wasteful number, since it uses less digits than its factorization.

7260745220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496700 (or 496698 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 7260745220 is about 85210.0065719983. The cubic root of 7260745220 is about 1936.3940189225.

The spelling of 7260745220 in words is "seven billion, two hundred sixty million, seven hundred forty-five thousand, two hundred twenty".