2165326835 has 32 divisors (see below), whose sum is σ = 3133624320. Its totient is φ = 1404235008.

The previous prime is 2165326799. The next prime is 2165326841. The reversal of 2165326835 is 5386235612.

It is a de Polignac number, because none of the positive numbers 2^k-2165326835 is a prime.

It is a super-2 number, since 2×2165326835² = 9377280604742234450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2165326792 and 2165326801.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56534 + ... + 86756.

It is an arithmetic number, because the mean of its divisors is an integer number (97925760).

Almost surely, 2^2165326835 is an apocalyptic number.

2165326835 is a deficient number, since it is larger than the sum of its proper divisors (968297485).

2165326835 is a wasteful number, since it uses less digits than its factorization.

2165326835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30347.

The product of its digits is 259200, while the sum is 41.

The square root of 2165326835 is about 46533.0724861361. The cubic root of 2165326835 is about 1293.7225637409.

The spelling of 2165326835 in words is "two billion, one hundred sixty-five million, three hundred twenty-six thousand, eight hundred thirty-five".