2047912256 has 84 divisors (see below), whose sum is σ = 4552911900. Its totient is φ = 912457728.

The previous prime is 2047912253. The next prime is 2047912291. The reversal of 2047912256 is 6522197402.

It can be written as a sum of positive squares in 6 ways, for example, as 694849600 + 1353062656 = 26360^2 + 36784^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2047912253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310400 + ... + 316928.

Almost surely, 2^2047912256 is an apocalyptic number.

2047912256 is a gapful number since it is divisible by the number (26) 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 2047912256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2276455950).

2047912256 is an abundant number, since it is smaller than the sum of its proper divisors (2504999644).

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

2047912256 is a wasteful number, since it uses less digits than its factorization.

2047912256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596 (or 6573 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 2047912256 is about 45253.8645421582. The cubic root of 2047912256 is about 1269.9027052585.

The spelling of 2047912256 in words is "two billion, forty-seven million, nine hundred twelve thousand, two hundred fifty-six".