2203856928 has 432 divisors, whose sum is σ = 8070183576. Its totient is φ = 565125120.

The previous prime is 2203856903. The next prime is 2203856951. The reversal of 2203856928 is 8296583022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1512587664 + 691269264 = 38892^2 + 26292^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7521550 + ... + 7521842.

Almost surely, 2^2203856928 is an apocalyptic number.

2203856928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203856928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4035091788).

2203856928 is an abundant number, since it is smaller than the sum of its proper divisors (5866326648).

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

2203856928 is a wasteful number, since it uses less digits than its factorization.

2203856928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 2203856928 is about 46945.2545844625. The cubic root of 2203856928 is about 1301.3510466978.

The spelling of 2203856928 in words is "two billion, two hundred three million, eight hundred fifty-six thousand, nine hundred twenty-eight".