33850161 has 12 divisors (see below), whose sum is σ = 48955920. Its totient is φ = 22538520.

The previous prime is 33850151. The next prime is 33850169. The reversal of 33850161 is 16105833.

It is a de Polignac number, because none of the positive numbers 2^k-33850161 is a prime.

It is a super-2 number, since 2×33850161² = 2291666799451842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33850169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7326 + ... + 11016.

It is an arithmetic number, because the mean of its divisors is an integer number (4079660).

Almost surely, 2^33850161 is an apocalyptic number.

It is an amenable number.

33850161 is a deficient number, since it is larger than the sum of its proper divisors (15105759).

33850161 is a wasteful number, since it uses less digits than its factorization.

33850161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716 (or 4713 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 33850161 is about 5818.0891192899. The cubic root of 33850161 is about 323.4845771564.

Adding to 33850161 its reverse (16105833), we get a palindrome (49955994).

The spelling of 33850161 in words is "thirty-three million, eight hundred fifty thousand, one hundred sixty-one".