165760222 has 8 divisors (see below), whose sum is σ = 255360456. Its totient is φ = 80640072.

The previous prime is 165760219. The next prime is 165760261. The reversal of 165760222 is 222067561.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1119928 + ... + 1120075.

It is an arithmetic number, because the mean of its divisors is an integer number (31920057).

Almost surely, 2^165760222 is an apocalyptic number.

165760222 is a deficient number, since it is larger than the sum of its proper divisors (89600234).

165760222 is a wasteful number, since it uses less digits than its factorization.

165760222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240042.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 165760222 is about 12874.7901730475. The cubic root of 165760222 is about 549.3217225483.

The spelling of 165760222 in words is "one hundred sixty-five million, seven hundred sixty thousand, two hundred twenty-two".