165006244 has 24 divisors (see below), whose sum is σ = 316249920. Its totient is φ = 74864544.

The previous prime is 165006239. The next prime is 165006251. The reversal of 165006244 is 442600561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23824 + ... + 29959.

It is an arithmetic number, because the mean of its divisors is an integer number (13177080).

Almost surely, 2^165006244 is an apocalyptic number.

It is an amenable number.

165006244 is a deficient number, since it is larger than the sum of its proper divisors (151243676).

165006244 is a wasteful number, since it uses less digits than its factorization.

165006244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53859 (or 53857 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 165006244 is about 12845.4756237362. The cubic root of 165006244 is about 548.4875737685.

The spelling of 165006244 in words is "one hundred sixty-five million, six thousand, two hundred forty-four".