165533466 has 24 divisors (see below), whose sum is σ = 385119360. Its totient is φ = 47295192.

The previous prime is 165533429. The next prime is 165533477. The reversal of 165533466 is 664335561.

It is a happy number.

165533466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 281226 + ... + 281813.

It is an arithmetic number, because the mean of its divisors is an integer number (16046640).

Almost surely, 2^165533466 is an apocalyptic number.

165533466 is an abundant number, since it is smaller than the sum of its proper divisors (219585894).

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

165533466 is a wasteful number, since it uses less digits than its factorization.

165533466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563058 (or 563051 counting only the distinct ones).

The product of its digits is 194400, while the sum is 39.

The square root of 165533466 is about 12865.9809575485. The cubic root of 165533466 is about 549.0711219367.

The spelling of 165533466 in words is "one hundred sixty-five million, five hundred thirty-three thousand, four hundred sixty-six".