2865056 has 12 divisors (see below), whose sum is σ = 5640642. Its totient is φ = 1432512.

The previous prime is 2865043. The next prime is 2865059. The reversal of 2865056 is 6505682.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 1175056 = 1300^2 + 1084^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 89533 = 2865056 / (2 + 8 + 6 + 5 + 0 + 5 + 6).

It is not an unprimeable number, because it can be changed into a prime (2865059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44735 + ... + 44798.

2^2865056 is an apocalyptic number.

It is an amenable number.

2865056 is a deficient number, since it is larger than the sum of its proper divisors (2775586).

2865056 is an equidigital number, since it uses as much as digits as its factorization.

2865056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89543 (or 89535 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 2865056 is about 1692.6476301936. The cubic root of 2865056 is about 142.0292209917.

The spelling of 2865056 in words is "two million, eight hundred sixty-five thousand, fifty-six".