165119228 has 12 divisors (see below), whose sum is σ = 289171680. Its totient is φ = 82498752.

The previous prime is 165119203. The next prime is 165119239. The reversal of 165119228 is 822911561.

It is a congruent number.

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, 8813 + ... + 20196.

It is an arithmetic number, because the mean of its divisors is an integer number (24097640).

Almost surely, 2^165119228 is an apocalyptic number.

It is an amenable number.

165119228 is a deficient number, since it is larger than the sum of its proper divisors (124052452).

165119228 is a wasteful number, since it uses less digits than its factorization.

165119228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30436 (or 30434 counting only the distinct ones).

The product of its digits is 8640, while the sum is 35.

The square root of 165119228 is about 12849.8726841942. The cubic root of 165119228 is about 548.6127330346.

The spelling of 165119228 in words is "one hundred sixty-five million, one hundred nineteen thousand, two hundred twenty-eight".