2865226 has 36 divisors (see below), whose sum is σ = 5444982. Its totient is φ = 1126944.

The previous prime is 2865211. The next prime is 2865241. The reversal of 2865226 is 6225682.

2865226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2865211) and next prime (2865241).

It can be written as a sum of positive squares in 3 ways, for example, as 2099601 + 765625 = 1449^2 + 875^2 .

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 17 ways as a sum of consecutive naturals, for example, 16476 + ... + 16648.

2^2865226 is an apocalyptic number.

2865226 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2865226 is a deficient number, since it is larger than the sum of its proper divisors (2579756).

2865226 is a wasteful number, since it uses less digits than its factorization.

2865226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 195 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 2865226 is about 1692.6978466342. The cubic root of 2865226 is about 142.0320300688.

The spelling of 2865226 in words is "two million, eight hundred sixty-five thousand, two hundred twenty-six".