163732 has 6 divisors (see below), whose sum is σ = 286538. Its totient is φ = 81864.

The previous prime is 163729. The next prime is 163733. The reversal of 163732 is 237361.

It can be written as a sum of positive squares in only one way, i.e., 125316 + 38416 = 354^2 + 196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20463 + ... + 20470.

2¹⁶³⁷³² is an apocalyptic number.

It is an amenable number.

163732 is a deficient number, since it is larger than the sum of its proper divisors (122806).

163732 is a wasteful number, since it uses less digits than its factorization.

163732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40937 (or 40935 counting only the distinct ones).

The product of its digits is 756, while the sum is 22.

The square root of 163732 is about 404.6381099205. The cubic root of 163732 is about 54.7072043825.

It can be divided in two parts, 163 and 732, that multiplied together give a triangular number (119316 = T₄₈₈).

The spelling of 163732 in words is "one hundred sixty-three thousand, seven hundred thirty-two".