165330634 has 8 divisors (see below), whose sum is σ = 283423968. Its totient is φ = 70855980.

The previous prime is 165330623. The next prime is 165330643. The reversal of 165330634 is 436033561.

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

It is a junction number, because it is equal to n+sod(n) for n = 165330596 and 165330605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5904652 + ... + 5904679.

It is an arithmetic number, because the mean of its divisors is an integer number (35427996).

Almost surely, 2^165330634 is an apocalyptic number.

165330634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

165330634 is a deficient number, since it is larger than the sum of its proper divisors (118093334).

165330634 is a wasteful number, since it uses less digits than its factorization.

165330634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11809340.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 165330634 is about 12858.0960487935. The cubic root of 165330634 is about 548.8467670772.

The spelling of 165330634 in words is "one hundred sixty-five million, three hundred thirty thousand, six hundred thirty-four".