2028946256 has 40 divisors (see below), whose sum is σ = 4118188800. Its totient is φ = 967075200.

The previous prime is 2028946237. The next prime is 2028946279. The reversal of 2028946256 is 6526498202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8981 + ... + 64331.

It is an arithmetic number, because the mean of its divisors is an integer number (102954720).

Almost surely, 2^2028946256 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 2028946256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2059094400).

2028946256 is an abundant number, since it is smaller than the sum of its proper divisors (2089242544).

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

2028946256 is a wasteful number, since it uses less digits than its factorization.

2028946256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55467 (or 55461 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 2028946256 is about 45043.8259476257. The cubic root of 2028946256 is about 1265.9702921401.

It can be divided in two parts, 2028946 and 256, that added together give a palindrome (2029202).

The spelling of 2028946256 in words is "two billion, twenty-eight million, nine hundred forty-six thousand, two hundred fifty-six".