2856140352 has 392 divisors, whose sum is σ = 9724543416. Its totient is φ = 824131584.

The previous prime is 2856140351. The next prime is 2856140377. The reversal of 2856140352 is 2530416582.

2856140352 is a `hidden beast` number, since 2 + 8 + 5 + 614 + 0 + 35 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 78428736 + 2777711616 = 8856^2 + 52704^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2856140351) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 10310838 + ... + 10311114.

Almost surely, 2^2856140352 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 2856140352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4862271708).

2856140352 is an abundant number, since it is smaller than the sum of its proper divisors (6868403064).

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

2856140352 is a wasteful number, since it uses less digits than its factorization.

2856140352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 2856140352 is about 53442.8699828144. The cubic root of 2856140352 is about 1418.8174297695.

The spelling of 2856140352 in words is "two billion, eight hundred fifty-six million, one hundred forty thousand, three hundred fifty-two".