2885965 has 4 divisors (see below), whose sum is σ = 3463164. Its totient is φ = 2308768.

The previous prime is 2885951. The next prime is 2885977. The reversal of 2885965 is 5695882.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1857769 + 1028196 = 1363^2 + 1014^2 .

It is a cyclic number.

It is not a de Polignac number, because 2885965 - 2⁵ = 2885933 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 288592 + ... + 288601.

It is an arithmetic number, because the mean of its divisors is an integer number (865791).

2^2885965 is an apocalyptic number.

It is an amenable number.

2885965 is a deficient number, since it is larger than the sum of its proper divisors (577199).

2885965 is an equidigital number, since it uses as much as digits as its factorization.

2885965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577198.

The product of its digits is 172800, while the sum is 43.

The square root of 2885965 is about 1698.8128207663. The cubic root of 2885965 is about 142.3738906861.

The spelling of 2885965 in words is "two million, eight hundred eighty-five thousand, nine hundred sixty-five".