2115835 has 8 divisors (see below), whose sum is σ = 2550240. Its totient is φ = 1685184.

The previous prime is 2115829. The next prime is 2115847. The reversal of 2115835 is 5385112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2115835 - 2¹⁹ = 1591547 is a prime.

It is an Ulam number.

2115835 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511 + ... + 2119.

It is an arithmetic number, because the mean of its divisors is an integer number (318780).

2^2115835 is an apocalyptic number.

2115835 is a deficient number, since it is larger than the sum of its proper divisors (434405).

2115835 is a wasteful number, since it uses less digits than its factorization.

2115835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877.

The product of its digits is 1200, while the sum is 25.

The square root of 2115835 is about 1454.5910078094. The cubic root of 2115835 is about 128.3789834036.

The spelling of 2115835 in words is "two million, one hundred fifteen thousand, eight hundred thirty-five".