165334040 has 32 divisors (see below), whose sum is σ = 373297680. Its totient is φ = 65903232.

The previous prime is 165334033. The next prime is 165334073. The reversal of 165334040 is 40433561.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4667 + ... + 18773.

Almost surely, 2^165334040 is an apocalyptic number.

165334040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165334040 is an abundant number, since it is smaller than the sum of its proper divisors (207963640).

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

165334040 is a wasteful number, since it uses less digits than its factorization.

165334040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14411 (or 14407 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 165334040 is about 12858.2284938478. The cubic root of 165334040 is about 548.8505360082.

The spelling of 165334040 in words is "one hundred sixty-five million, three hundred thirty-four thousand, forty".