2165035 has 8 divisors (see below), whose sum is σ = 2750976. Its totient is φ = 1630080.

The previous prime is 2165029. The next prime is 2165039. The reversal of 2165035 is 5305612.

It is a happy number.

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

It is not a de Polignac number, because 2165035 - 2³ = 2165027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2164997 and 2165015.

It is not an unprimeable number, because it can be changed into a prime (2165039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12651 + ... + 12820.

It is an arithmetic number, because the mean of its divisors is an integer number (343872).

2^2165035 is an apocalyptic number.

2165035 is a deficient number, since it is larger than the sum of its proper divisors (585941).

2165035 is a wasteful number, since it uses less digits than its factorization.

2165035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25493.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2165035 is about 1471.4057903923. The cubic root of 2165035 is about 129.3664440031.

It can be divided in two parts, 21 and 65035, that added together give a palindrome (65056).

The spelling of 2165035 in words is "two million, one hundred sixty-five thousand, thirty-five".