2856276 has 48 divisors (see below), whose sum is σ = 7560000. Its totient is φ = 932256.

The previous prime is 2856253. The next prime is 2856283. The reversal of 2856276 is 6726582.

2856276 is a `hidden beast` number, since 28 + 5 + 627 + 6 = 666.

2856276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2856276.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5475 + ... + 5973.

It is an arithmetic number, because the mean of its divisors is an integer number (157500).

2^2856276 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 2856276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3780000).

2856276 is an abundant number, since it is smaller than the sum of its proper divisors (4703724).

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

2856276 is a wasteful number, since it uses less digits than its factorization.

2856276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565 (or 557 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 2856276 is about 1690.0520702038. The cubic root of 2856276 is about 141.8839890932.

It can be divided in two parts, 28562 and 76, that multiplied together give a palindrome (2170712).

The spelling of 2856276 in words is "two million, eight hundred fifty-six thousand, two hundred seventy-six".