155332 has 6 divisors (see below), whose sum is σ = 271838. Its totient is φ = 77664.

The previous prime is 155327. The next prime is 155333. The reversal of 155332 is 233551.

155332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 112896 + 42436 = 336^2 + 206^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155333) by changing a digit.

155332 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19413 + ... + 19420.

2¹⁵⁵³³² is an apocalyptic number.

It is an amenable number.

155332 is a deficient number, since it is larger than the sum of its proper divisors (116506).

155332 is a wasteful number, since it uses less digits than its factorization.

155332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38837 (or 38835 counting only the distinct ones).

The product of its digits is 450, while the sum is 19.

The square root of 155332 is about 394.1218085821. The cubic root of 155332 is about 53.7551788772.

Adding to 155332 its reverse (233551), we get a palindrome (388883).

The spelling of 155332 in words is "one hundred fifty-five thousand, three hundred thirty-two".