2835855 has 48 divisors (see below), whose sum is σ = 5694624. Its totient is φ = 1290240.

The previous prime is 2835851. The next prime is 2835857. The reversal of 2835855 is 5585382.

2835855 = 139² + 140² + ... + 223².

It is a Cunningham number, because it is equal to 1684²-1.

It is not a de Polignac number, because 2835855 - 2² = 2835851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2835851) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8247 + ... + 8583.

It is an arithmetic number, because the mean of its divisors is an integer number (118638).

2^2835855 is an apocalyptic number.

2835855 is an abundant number, since it is smaller than the sum of its proper divisors (2858769).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2835855 is a wasteful number, since it uses less digits than its factorization.

2835855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 373 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 2835855 is about 1683.9997030879. Note that the first 3 decimals coincide. The cubic root of 2835855 is about 141.5450459454.

The spelling of 2835855 in words is "two million, eight hundred thirty-five thousand, eight hundred fifty-five".