2835905 has 4 divisors (see below), whose sum is σ = 3403092. Its totient is φ = 2268720.

The previous prime is 2835901. The next prime is 2835913. The reversal of 2835905 is 5095382.

It is a happy number.

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 1032256 + 1803649 = 1016^2 + 1343^2 .

It is not a de Polignac number, because 2835905 - 2² = 2835901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2835901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283586 + ... + 283595.

It is an arithmetic number, because the mean of its divisors is an integer number (850773).

2^2835905 is an apocalyptic number.

It is an amenable number.

2835905 is a deficient number, since it is larger than the sum of its proper divisors (567187).

2835905 is an equidigital number, since it uses as much as digits as its factorization.

2835905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567186.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 2835905 is about 1684.0145486307. The cubic root of 2835905 is about 141.5458778180.

The spelling of 2835905 in words is "two million, eight hundred thirty-five thousand, nine hundred five".