2865235 has 4 divisors (see below), whose sum is σ = 3438288. Its totient is φ = 2292184.

The previous prime is 2865211. The next prime is 2865241. The reversal of 2865235 is 5325682.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5325682 = 2 ⋅2662841.

It is a cyclic number.

It is not a de Polignac number, because 2865235 - 2⁹ = 2864723 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2865197 and 2865206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286519 + ... + 286528.

It is an arithmetic number, because the mean of its divisors is an integer number (859572).

2^2865235 is an apocalyptic number.

2865235 is a deficient number, since it is larger than the sum of its proper divisors (573053).

2865235 is an equidigital number, since it uses as much as digits as its factorization.

2865235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573052.

The product of its digits is 14400, while the sum is 31.

The square root of 2865235 is about 1692.7005051101. The cubic root of 2865235 is about 142.0321787816.

The spelling of 2865235 in words is "two million, eight hundred sixty-five thousand, two hundred thirty-five".