2535965 has 4 divisors (see below), whose sum is σ = 3043164. Its totient is φ = 2028768.

The previous prime is 2535959. The next prime is 2535977. The reversal of 2535965 is 5695352.

2535965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1792921 + 743044 = 1339^2 + 862^2 .

It is a cyclic number.

It is not a de Polignac number, because 2535965 - 2⁶ = 2535901 is a prime.

It is a super-2 number, since 2×2535965² = 12862236962450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 253592 + ... + 253601.

It is an arithmetic number, because the mean of its divisors is an integer number (760791).

2^2535965 is an apocalyptic number.

It is an amenable number.

2535965 is a deficient number, since it is larger than the sum of its proper divisors (507199).

2535965 is an equidigital number, since it uses as much as digits as its factorization.

2535965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507198.

The product of its digits is 40500, while the sum is 35.

The square root of 2535965 is about 1592.4713498208. The cubic root of 2535965 is about 136.3686114683.

The spelling of 2535965 in words is "two million, five hundred thirty-five thousand, nine hundred sixty-five".