33085427236 has 9 divisors (see below), whose sum is σ = 57900134299. Its totient is φ = 16542531724.

The previous prime is 33085427209. The next prime is 33085427237. The reversal of 33085427236 is 63272458033.

The square root of 33085427236 is 181894.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33085427192 and 33085427201.

It is not an unprimeable number, because it can be changed into a prime (33085427237) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 318315 + ... + 409261.

Almost surely, 2^33085427236 is an apocalyptic number.

33085427236 is the 181894-th square number.

It is an amenable number.

33085427236 is a deficient number, since it is larger than the sum of its proper divisors (24814707063).

33085427236 is an frugal number, since it uses more digits than its factorization.

33085427236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181898 (or 90949 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 33085427236 in words is "thirty-three billion, eighty-five million, four hundred twenty-seven thousand, two hundred thirty-six".