7220033256 has 64 divisors (see below), whose sum is σ = 18726033600. Its totient is φ = 2317027328.

The previous prime is 7220033243. The next prime is 7220033267. The reversal of 7220033256 is 6523300227.

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 15 ways as a sum of consecutive naturals, for example, 230995 + ... + 260381.

It is an arithmetic number, because the mean of its divisors is an integer number (292594275).

Almost surely, 2^7220033256 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 7220033256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9363016800).

7220033256 is an abundant number, since it is smaller than the sum of its proper divisors (11506000344).

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

7220033256 is a wasteful number, since it uses less digits than its factorization.

7220033256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29778 (or 29774 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 7220033256 is about 84970.7788360210. The cubic root of 7220033256 is about 1932.7680270578.

The spelling of 7220033256 in words is "seven billion, two hundred twenty million, thirty-three thousand, two hundred fifty-six".