18265796 has 12 divisors (see below), whose sum is σ = 32143020. Its totient is φ = 9082080.

The previous prime is 18265781. The next prime is 18265801. The reversal of 18265796 is 69756281.

It can be written as a sum of positive squares in 2 ways, for example, as 541696 + 17724100 = 736^2 + 4210^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11891 + ... + 13338.

It is an arithmetic number, because the mean of its divisors is an integer number (2678585).

Almost surely, 2^18265796 is an apocalyptic number.

It is an amenable number.

18265796 is a deficient number, since it is larger than the sum of its proper divisors (13877224).

18265796 is a wasteful number, since it uses less digits than its factorization.

18265796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25414 (or 25412 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The square root of 18265796 is about 4273.8502547469. The cubic root of 18265796 is about 263.3578093292.

The spelling of 18265796 in words is "eighteen million, two hundred sixty-five thousand, seven hundred ninety-six".