7227325440 has 528 divisors, whose sum is σ = 26841770592. Its totient is φ = 1863254016.

The previous prime is 7227325439. The next prime is 7227325453. The reversal of 7227325440 is 445237227.

It is a happy number.

It is a super-3 number, since 3×7227325440³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 7227325395 and 7227325404.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 46033842 + ... + 46033998.

Almost surely, 2^7227325440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7227325440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13420885296).

7227325440 is an abundant number, since it is smaller than the sum of its proper divisors (19614445152).

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

7227325440 is a wasteful number, since it uses less digits than its factorization.

7227325440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

The square root of 7227325440 is about 85013.6779583144. The cubic root of 7227325440 is about 1933.4185022594.

The spelling of 7227325440 in words is "seven billion, two hundred twenty-seven million, three hundred twenty-five thousand, four hundred forty".