7312265224 has 24 divisors (see below), whose sum is σ = 15070218030. Its totient is φ = 3323756480.

The previous prime is 7312265167. The next prime is 7312265227. The reversal of 7312265224 is 4225622137.

It can be written as a sum of positive squares in only one way, i.e., 5710824900 + 1601440324 = 75570^2 + 40018^2 .

It is a super-2 number, since 2×7312265224² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7312265224.

It is not an unprimeable number, because it can be changed into a prime (7312265227) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3776029 + ... + 3777964.

Almost surely, 2^7312265224 is an apocalyptic number.

It is an amenable number.

7312265224 is an abundant number, since it is smaller than the sum of its proper divisors (7757952806).

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

7312265224 is a wasteful number, since it uses less digits than its factorization.

7312265224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7554021 (or 7554006 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 7312265224 is about 85511.7841235932. The cubic root of 7312265224 is about 1940.9632464534.

The spelling of 7312265224 in words is "seven billion, three hundred twelve million, two hundred sixty-five thousand, two hundred twenty-four".