165286332 has 60 divisors (see below), whose sum is σ = 439227096. Its totient is φ = 54185760.

The previous prime is 165286321. The next prime is 165286333. The reversal of 165286332 is 233682561.

It is a happy number.

165286332 is a `hidden beast` number, since 16 + 5 + 2 + 8 + 633 + 2 = 666.

165286332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165286333) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15583 + ... + 23945.

Almost surely, 2^165286332 is an apocalyptic number.

165286332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165286332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219613548).

165286332 is an abundant number, since it is smaller than the sum of its proper divisors (273940764).

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

165286332 is a wasteful number, since it uses less digits than its factorization.

165286332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8440 (or 8429 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 165286332 is about 12856.3732055351. The cubic root of 165286332 is about 548.7977397009.

The spelling of 165286332 in words is "one hundred sixty-five million, two hundred eighty-six thousand, three hundred thirty-two".