165798106 has 16 divisors (see below), whose sum is σ = 257246208. Its totient is φ = 80060400.

The previous prime is 165798089. The next prime is 165798107. The reversal of 165798106 is 601897561.

It is a happy number.

165798106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (165798107) 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, 31071 + ... + 36013.

It is an arithmetic number, because the mean of its divisors is an integer number (16077888).

Almost surely, 2^165798106 is an apocalyptic number.

165798106 is a deficient number, since it is larger than the sum of its proper divisors (91448102).

165798106 is a wasteful number, since it uses less digits than its factorization.

165798106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 165798106 is about 12876.2613362730. The cubic root of 165798106 is about 549.3635679695.

The spelling of 165798106 in words is "one hundred sixty-five million, seven hundred ninety-eight thousand, one hundred six".