165394350 has 72 divisors (see below), whose sum is σ = 484770312. Its totient is φ = 40094400.

The previous prime is 165394303. The next prime is 165394367. The reversal of 165394350 is 53493561.

165394350 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11757 + ... + 21656.

It is an arithmetic number, because the mean of its divisors is an integer number (6732921).

Almost surely, 2^165394350 is an apocalyptic number.

165394350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165394350 is an abundant number, since it is smaller than the sum of its proper divisors (319375962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165394350 is a wasteful number, since it uses less digits than its factorization.

165394350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33442 (or 33434 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 165394350 is about 12860.5734708838. The cubic root of 165394350 is about 548.9172638516.

The spelling of 165394350 in words is "one hundred sixty-five million, three hundred ninety-four thousand, three hundred fifty".